var city_data_source = new Array();
city_data_source[0] = "Abidjan||\"TERRITORY AND POPULATION.\" CÔTE D’IVOIRE. Statesman’s Yearbook Online. Ed. Barry Turner. Palgrave Macmillan 2009. Accessed on August, 21, 2011. http://ezproxy.library.nyu.edu:13292/|Largest Cities and Their Mayors 2011. City Mayor Statistics. Accessed 11 August 2011. <http://www.citymayors.com>|Largest Cities and Their Mayors 2011. City Mayor Statistics. Accessed 11 August 2011. <http://www.citymayors.com>|Miami Tops &#8217;Foreign-born&#8217; Cities, (2004). BBC News. Accessed on 10 August 2011. <http://news.bbc.co.uk>|The world’s fastest growing citiesand urban areas from 2006 to 2020, (2006). City Mayors. Accessed on 9 August 2011. <http://www.citymayors.com>|\"Which are the largest city economies in the world and how might this change by 2025?\" Price Waterhouse Coopers Website. Accessed on 8 August 2011. <http://www.pwc.co.uk>|Abidjan. UN Habitat website. Accessed on 9 August 2011. <http://ww2.unhabitat.org>|Abidjan. UN Habitat website. Accessed on 9 August 2011. <http://ww2.unhabitat.org>|Fortune 500 Companies, (2011). Fortune Magazine. Accessed on 18 August 2011. http://money.cnn.com||The Case of Abidjan, Ivory Coast, (2003). UCL. Accessed 18 August 2011. http://www.ucl.ac.uk/|American Citizen Services. U.S. Embassy in Abidjan website. Accessed on 18 August 2011. <http://abidjan.usembassy.gov>||African Development Bank Group Website. Accessed on 18 August 2011. <http://www.afdb.org>|Port of Abidjan. Accessed on 18 August 2011. <http://www.paa-ci.org/>|The Education System, (1987). U.S. Library of Congress. Accessed on 18 August 2011. http://countrystudies.us||Cote d&#8217;Ivoire Higher Education, (2011). State University. Accessed 18 August 2011. http://education.stateuniversity.com|Background. Aeria Abidjan International Airport Website. Access on 10 August 2011 at <http://www.aeria.ci>||||||||Africa South of the Sahara 2004. London: Europa Publications, 2004. Print|Hospitals in Abidjan, Ivory Coast. Allianz Healthcare website. Accessed on 12 April 2010. <http://www.allianzworldwidecare.com>||Exhibitions, (2011). Abidjan.com. Accessed 18 August 2011. http://www.abidjan.com|Festivals, (2011). Abidjan.com. Accessed 18 August 2011. http://www.abidjan.com||Air Pollution Data by Country and City, (1999). World Bank. Accessed on 12 April 2010. <http://www.worldbank.org>||||";
city_data_source[1] = "Abu Dhabi|Statistical Yearbook 2009. Statistics Center Abu Dhabi. Accessed 30 June 2011. <http://www.abudhabi.ae>|Statistical Yearbook 2009. Statistics Center Abu Dhabi. Accessed 30 June 2011. <http://www.abudhabi.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 30 June 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 15 June 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 15 June 2011. <www.scad.ae>|Statistical Yearbook 2009. Statistics Center Abu Dhabi. Accessed 30 June 2010. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 15 June 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 15 June 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 15 June 2011. <www.scad.ae>|Global 500 Companies, (2009). Fortune Magazine. Accessed on 27 April 2010. http://money.cnn.com|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 18 July 2011. <www.scad.ae>||Public Transport.Department of Transport. Abu Dhabi Government. Accessed 2 August 2011 at http://www.dot.abudhabi.ae.||Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 2 August 2011. <www.scad.ae>|Ports. Abu Dhabi Ports Company. Accessed 5 July 2011. <www.adpc.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 18 July 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 18 July 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 18 July 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 18 July 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 18 July 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 18 July 2011. <www.scad.ae>||Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 18 July 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 15 June 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 15 June 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 15 June 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 15 June 2011. <www.scad.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 18 July 2011. <www.scad.ae>|Abu Dhabi Says No To Smoking. Khaleej Times Online. Health Authority Abu Dhabi. Accessed 3 August 2011. <www.khaleejtimes.com>|Museums & Historical Sites. Abu Dhabi Tourism Authority. Accessed 3 August 2011. <http://www.abudhabi.ae>|Statistical Yearbook 2010. Statistics Center Abu Dhabi. Accessed 15 June 2011. <www.scad.ae>||Air Pollution Data by Country and City, (1999). World Bank. Accessed on 26 March 2010. <www.worldbank.org>|Local Laws. (2005) Environment Agency Abu Dhabi. Accessed on 3 August 2011. <www.ead.ae>||Plan Abu Dhabi 2030. The Abu Dhabi Urban Planning Council. Accessed on 3 August 2011. <http://www.upc.gov.ae>|";
city_data_source[2] = "Accra|Location & Size. Accra Metropolitan Assembly. Accessed 23 August 2011. www.ghanadistricts.gov.gh|Location & size. Accra Metropolitan Assembly. Accessed 20 July 2011. www.ghanadistricts.gov.gh|Air Pollution. The World Bank, Development World Development Indicators. Accessed on 20 July 2011. http://www.worldbank.org|Population Estimates, Greater Accra Region, (2010).  Ghana Statistical Service. Accessed 20 July 2011. http://www.statsghana.gov.gh||Demographic Characteristics. Accra Metropolitan Assembly. Accessed 21 July 2011. www.ghanadistricts.gov.gh|Demographic Characteristics. Accra Metropolitan Assembly. Accessed 21 July 2011. www.ghanadistricts.gov.gh|Ghana.Greater Accra Regions. Accessed 24 June 2011. www.ama.ghanadistricts.gov.gh|Ghana.Greater Accra Regions. Accessed 24 June 2011. http://www.ama.ghanadistricts.gov.gh|Percentage of Global 500 Headquarters (2011). CNN. Accessed 21 July 2011 at http://www.money.cnn.com|Economy. Accra Metropolitan Assembly. Accessed 23 August 2011. http://www.ghanadistricts.gov.gh|Poverty in Accra Worsens. Ghana Web.  Accessed 22 July 2011.  http://www.ghanaweb.com|Accra. Encyclopedia Brittanica. Accessed 22 July 2011. http://www.ghanadistricts.gov.gh||About Us.  Ghana Airports Company Limited. Accessed 22 July 2011.  http://www.ghanaairports.com.gh|Port of Tema. Ghana Ports and Harbours Authority. Accessed 22 July 2011. http://www.ghanaports.gov.gh|||The Educational System of Ghana.  Embassy of The United States: Accra-Ghana. Accessed 22 July 2011. http://ghana.usembassy.gov||||||Infant Mortality Rate. Ghana Statistical Service. Accessed 23 July 2011. http://www.statsghana.gov.gh/|Women and Men in Ghana: A Statistical Compendium, (2006).  Ghana Statistical Service.  Access 25 July 2011.  www.statsghana.gov.gh|Women and Men in Ghana: A Statistical Compendium, (2006).  Ghana Statistical Service.  Access 25 July 2011.  www.statsghana.gov.gh||Health Sector.Accra Metropolitan Assembly. Accessed 25 July 2011. www.ghanadistricts.gov.gh|||||Air Pollution. The World Bank, Development World Development Indicators  Accessed on 6 July 2011.  http://www.worldbank.org||||";
city_data_source[3] = "Amsterdam|Amsterdam in Cijfres (2010). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 28 July 2011. http://www.os.amsterdam.nl/  |Amsterdam in Cijfres (2010). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 28 July 2011. http://www.os.amsterdam.nl/ |Amsterdam in Cijfres (2010). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 28 July 2011. http://www.os.amsterdam.nl/ |Amsterdam in Cijfres (2007). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 28 July 2011. http://www.os.amsterdam.nl/ |Globalization from Below: The Ranking of Global Immigrant Cities (2005). International Journal of Urban and Regional Research. Accessed on 18 August 2011. http://www.geography.ryerson.ca/ |Amsterdam in Cijfres (2010). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 27 July 2011. http://www.os.amsterdam.nl/|World Fact Book: Netherlands (2010). Central Intelligence Agency. Accessed 27 July 2011. https://www.cia.gov |Amsterdam in Cijfres (2010). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 27 July 2011. http://www.os.amsterdam.nl/|Amsterdam in Cijfres (2010). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 27 July, 2011. http://www.os.amsterdam.nl/|Fortune 500 Companies (2011). Fortune Magazine. Accessed on 27 July 2011. http://money.cnn.com|Amsterdam in Cijfres (2010). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 14 July 2011. http://www.os.amsterdam.nl/ |Amsterdam to 110% of the Statutory Minimum Income (2007-2009). Amsterdam.nl. Accessed 27 July 2011. http://www.amsterdam.nl/|Public Transportation. Iamsterdam. Accessed on 14 July 2011. http://www.iamsterdam.com||Amsterdam Metropolitan Area.  Amsterdam Airport Area.  2008.  Accessed 14 July 2011.  http://www.oga.amsterdam.nl. |Amsterdam Metropolitan Area.  Amsterdam Airport Area.  2008.  Accessed 14 July 2011.  http://www.oga.amsterdam.nl. |Amsterdam in Cijfres (2010). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed 14 July 2011. http://www.os.amsterdam.nl/||Higher Education and Sciences.   Iamsterdam. Accessed 14 July 2011.  http://www.iamsterdam.com|Tentative Recovery of Tourism in Amsterdam.Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 14 July 2011. http://www.os.amsterdam.nl|Tentative Recovery of Tourism in Amsterdam.Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 14 July 2011. http://www.os.amsterdam.nl|Tentative Recovery of Tourism in Amsterdam.Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 14 July 2011. http://www.os.amsterdam.nl||Amsterdam in Cijfres (2010). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 14 July 2011. http://www.os.amsterdam.nl/  |Urban Audit (2004). European Commission. Accessed on 18 August 2011. http://www.urbanaudit.org|Amsterdam in Cijfres (2010). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 27 July 2011. http://www.os.amsterdam.nl/ |Amsterdam in Cijfres (2010). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 27 July 2011. http://www.os.amsterdam.nl/ |Amsterdam in Cijfres (2010). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 18 August 2011. http://www.os.amsterdam.nl/   |Hospitals. Iamsterdam. Accessed on 14 July 2011. http://www.iamsterdam.com|Dutch Ban Smoking Tobacco--but Rules on Smoking Marijuana are Still Hazy. (2008) The Times. Accessed 14 July 2011. http://www.timesonline.co.uk|Museums. Iamsterdam. Accessed on 14 July 2011. http://www.iamsterdam.com|Art & Culture: Institutions. Dienst Maatschappelijke Ontwikkeling. Accessed on 14 July 2011. http://www.dmo.amsterdam.nl|Amsterdam in Cijfres (2010). Gemeente Amsterdam Dienst Onderzoek en Statistiek. Accessed on 14 July 2011. http://www.os.amsterdam.nl/ |Air Pollution Data by Country and City (1999). World Bank. Accessed on 18 August 2011. http://www.worldbank.org/|Laws and Regulations (2011). Overheid.nl. Accessed 28 July 2011. http://www.wetten.overheid.nl|Own Fleet Municipality (2011). Amsterdam.nl. Accessed 28 July 2011. www.amsterdam.nl|Parking and Traffic: Bicycle (2002). Amsterdam.nl. Accessed on 27 July, 2011. www.amsterdam.nl|";
city_data_source[4] = "Ankara|Republic of Turkey Ministry of Culture and Tourism (2005). Accessed on August 17, 2011. http://www.kultur.gov.tr|Turkey&#8217;s Statistical Yearbook 2010, (2011).Turkish Statistical Institute. Accessed on August 17, 2011. http://www.turkstat.gov.tr|Turkey&#8217;s Statistical Yearbook 2010, (2011).Turkish Statistical Institute. Accessed on August 17, 2011. http://www.turkstat.gov.tr|Address Based Population Registration System Results of 2010, (2011). Turkish Statistical Institute. Accessed on August 17, 2011. http://www.turkstat.gov.tr||Turkey&#8217;s Statistical Yearbook 2010, (2011).Turkish Statistical Institute. Accessed on August 17, 2011. http://www.turkstat.gov.tr||\"Number of persons employed by economic activity branches.\" Turkish Statistical Institute Regional Statistics. Accessed 17 August 2011. http://tuikappltuik.gov.tr|\"Number of persons employed by economic activity branches.\" Turkish Statistical Institute Regional Statistics. Accessed 17 August 2011. http://tuikappltuik.gov.tr|Global 500. (2011) CNN Money. Accessed 17 August 2011. http://money.cnn.com|Turkey&#8217;s Statistical Yearbook 2010, (2011).Turkish Statistical Institute. Accessed on August 17, 2011. http://www.turkstat.gov.tr||Transportation Guide, (2007). Greater Municipality of Ankara. Accessed on August 18, 2011. http://www.ankara.bel.tr||Ankara Esenboga Airport, 2011. Accessed on August 18, 2011. http://www.esenbogaairport.com||\"Number of students for vocational training school and undergraduate programs of higher education institutions.\" Turkish Statistical Institute Regional Statistics. Accessed 17 August 2011. http://www.tuikapp.tuik.gov.tr|\"Non-Institutional Population by Educational Status (15 years old and over - thousand people).\" Turkish Statistical Institute Regional Statistics. Accessed 17 August 2011. http://www.tuikapp.tuik.gov.tr|Universities, (2007). Greater Municipality of Ankara. Accessed on August 18, 2011. http://www.ankara.bel.tr|Border Statistics 2009. Republic of Turkey Ministry of Culture and Tourism (2005). Accessed on August 18, 2011. http://www.kultur.gov.tr|Distribution of Foreigners Arriving in Turkey by Provinces of Entry and Means of Transport, (2009).  Republic of Turkey Ministry of Culture and Tourism (2005). Accessed on August 18, 2011. http://www.kultur.gov.tr|Distribution of Turkish Citizens Arriving in Turkey by Provinces of Entry and Months, (2009). Republic of Turkey Ministry of Culture and Tourism (2005). Accessed on August 18, 2011. http://www.kultur.gov.tr||The Number of Municipality Establishment by the Classification of Statistical Region Units, Room and Beds, (2007). Republic of Turkey Ministry of Culture and Tourism (2005). Accessed on August 18, 2011. http://www.kultur.gov.tr|||||Hospitals at Ankara City In Turkey. Health Centers in Turkey. Accessed on August 18, 2011. http://healthcentersinturkey.com|Turkey smoke ban extends to bars , (2009). BBC.com. Accessed on August 18, 2011. http://www.bbc.co.uk/|Republic of Turkey Ministry of Culture and Tourism (2005). Accessed on August 18, 2011. http://www.kultur.gov.tr||\"Mayor Welcomes You.\" City of Ankara. Accessed 18 August 2011. http://www.ankara.bel.tr/TasarimOgeleri/defaultEn.aspx |World Bank Air Pollution, 2005. World Bank. Accessed 9 August 2011. http://www.worldbank.org|Legislation. Greater Municipality of Ankara. Accessed on August 9, 2011. http://www.ankara.bel.tr|Renault, Ankara Sign Deal to Promote Electric Cars (2010). International Business Times. Accessed 19 August 2011. http://www.ibtimes.com|Ankara Basic Statistics. Coordination of Network Descriptors for Urban Intelligent Transport Systems. Accessed 19 August 2011. http://www.conduits.eu/|";
city_data_source[5] = "Athens|Urban Audit (2004). Eurostat. Accessed 24 July 2011. http://www.urbanaudit.org|Urban Audit (2004). Eurostat. Accessed 24 July 2011. http://www.urbanaudit.org|Publication of provisional results of the 2011 Population Census (2011). Hellenic Statistical Authority Accessed 24 July 2011. http://www.statistics.gr|Urban Audit (2004). Eurostat. Accessed 24 July 2011. http://www.urbanaudit.org|Foreign Nationals - Migrants. City of Athens. Accessed 24 July 2011. www.cityofathens.gr||Economic Outlook November 2009. PricewaterhouseCoopers UK. Accessed 24 July 2011. www.ukmediacentre.pwc.com|||Global 500 2011. Fortune. Accessed 24 July 2011.  http://money.cnn.com|Press Release - Labor Force Survey (2011). Hellenic Statistical Authority. Accessed 24 July 2011. www.statistics.gr||Residents - Transportation. City of Athens. Accessed 24 July 2011. http://www.cityofathens.gr||Athens International Airport, (2011). Accessed 24 July 2011. http://www.athensairport-2001.gr/|Athens Ports. Athens Tourism and Economic Development Co. Accessed 24 July 2011. http://www.breathtakingathens.com/|||||Athens Facts. Athens Tourism and Economic Development Co. Accessed 24 July 2011. http://www.breathtakingathens.com/||Greek Tourism Braced for Revenue Drop. Thomson Reuters. Accessed 24 July 2011. http://www.reuters.com/|Athens Facts. Athens Tourism and Economic Development Co. Accessed 24 July 2011. http://www.breathtakingathens.com/|Urban Audit (2004). Eurostat. Accessed 24 July 2011. http://www.urbanaudit.org||||Hospitals. Athens Tourism and Economic Development Co. Accessed 24 July 2011. http://www.breathtakingathens.com/|European Smoking Bans - Evolution of the Legislation, (2011). European Public Health Alliance. Accessed 24 July 2011. http://www.epha.org/|Hospitals. Athens Tourism and Economic Development Co. Accessed 24 July 2011. http://www.breathtakingathens.com/|||Air Pollution Data by Country and City, (1999). World Bank. Accessed 24 July 2011. http://www.worldbank.org/|Energy Efficiency Profile : Greece. Odyssee. Accessed 24 July 2011. http://www.odyssee-indicators.org/||BicycleGreece. Accessed 24 July 2011. http://www.bicyclegreece.com/index.htm|";
city_data_source[6] = "Austin|City of Austin Demographics, Population and Land Area Summary. Austin City Connnection. Accessed 19 June 2011. <http://www.ci.austin.tx.us>|City of Austin Demographics, Population and Land Area Summary. Austin City Connnection. Accessed 19 June 2011. <http://www.ci.austin.tx.us>|2000-2010 Population Change for All Metropolitan Statistical Areas in Texas. Texas State Data Center. Accessed 19 June 2011. <http://txsdc.utsa.edu>|2000-2010 Population Change for All Metropolitan Statistical Areas in Texas. Texas State Data Center. Accessed 19 June 2011. <http://txsdc.utsa.edu>|2005-2009 American Community Data Profile Highlights. US Census Bureau. Accessed 19 June 2011. <http://factfinder.census.gov>|US Census Bureau (2010). Austin Land Area. Accessed January 26, 2012. http://quickfacts.census.gov|US Census Bureau (2009). Austin Metropolitan Area. Accessed January 26, 2012. http://factfinder2.census.gov|Austin City, Texas Selected Economic Characteristics: 2005-2009. US Census Bureau. Accessed 19, June 2011. <http://factfinder.census.gov>|Austin City, Texas Selected Economic Characteristics: 2005-2009. US Census Bureau. Accessed 19, June 2011. <http://factfinder.census.gov>||Austin City, Texas Selected Economic Characteristics: 2005-2009. US Census Bureau. Accessed 19, June 2011. <http://factfinder.census.gov>|City of Austin Demographic Profile  2010 Census Data. US Census Bureau, Department of Planning, City of Austin, 2011. Accessed 23 August 2011. http://www.ci.austin.tx.us|Metro. Capital Metropolitan Transportation Authority. Accessed 19 June 2011. http://www.capmetro.org|Austin City, Texas Selected Economic Characteristics: 2005-2009. US Census Bureau. Accessed 19, June 2011. <http://factfinder.census.gov>|Airport Information. Austin Convention & Visitors Bureau. Accessed 23 August 2011. http://www.austintexas.org|Austin Port Information.Department of Homeland Security, Customs and Border Protection. Accessed 23 August 2011. http://www.cbp.gov|Austin City, Texas Selected Social Characteristics in the United States: 2005-2009. US Census Bureau. Accessed 19 June, 2011. http://factfinder.census.gov|US Census Bureau, American Community Survey, 2009. Department of Planning, City of Austin, 2011. Accessed 19 June, 2011. <http://www.ci.austin.tx.us>|Texas Higher Education Data.Texas Higher Education Coordinating Board. Accessed 19, June 2011.<http://www.txhighereddata.org>|Destination Reports Big Bend Region 2009.Office of the Governer, Economic Development and Tourism. Accessed 21, June 2011. <http://www.travel.state.tx.us/default.aspx>|International Travel to Texas Overview May 2011. Office of the Governer, Economic Developemnt and Tourism. Accessed 21, June 2011. <http://www.travel.state.tx.us>|Destination Reports Big Bend Region 2009.Office of the Governer, Economic Development and Tourism. Accessed 21, June 2011. <http://www.travel.state.tx.us/default.aspx>|Market Texas Tourism. Office of the Government, Economic Development and Tourism. Accessed 19 June, 2011. http://www.sourcestrategies.org|Austin Convention and Visitors Bureau.Austin Convention & Visitors Bureau. Accessed 19 June,2011. <http://www.austintexas.org> |Infant Mortality Summary, Tarrant County, 2007. Tarrant County Public HealthDivision of Epidemiology and Health Information. Accessed 19 June, 2011. http://www.tarrantcounty.com|Best Places To Retire. CNN Money.<http://money.cnn.com/magazines/moneymag>|Best Places To Retire. CNN Money. Accessed 23 August 2011. http://money.cnn.com/magazines/moneymag|Direct Patient Care Physicians (DPC) by County of Practice - September, 2010. Texas Department of State Health Services. Accessed 19 June, 2011. http://www.dshs.state.tx.us|Texas Hospitals Directory. Texas Hospital Assocation. Accessed 19, June 2011. http://www.tha.org|Chapter 10-6 Smoking in Public Places (1995). Austin City Connection. Accessed 23 August 2011. http://www.ci.austin.tx.us|Austin Museum Partnership (2011). Austin Museums. Accessed 23 August 2011. <http://www.austinmuseums.org/>||Austin Parks and Recreation, Cultural Spaces, Natural Spaces (1995). City of Austin. <http://www.ci.austin.tx.us>||Strategic Plan Fiscal Years 2011- 2015. Texas Comission of On Environmental Quality. Accessed 19, June 2011. <http://www.tceq.texas.gov>|Texas State Vehicle Management Plan. Texas Office of the Comptroller. Office of Vehicle Fleet Management, Texas Procurement and Support Services Comptroller of Public Accounts May 2010. Accessed 20 June, 2011. http://www.window.state.tx.us|City of Austin Bicycle Plan Update (2009). Austin City Connection. Accessed 19 June, 2011. http://www.ci.austin.tx.us|";
city_data_source[7] = "Bangkok|Bangkok Today (2006). Bangkok Metropolitan Administration. Accessed on 8 June 2011. http://www.bangkok.go.th/|City Population (2010).Thomas Brinkhoff. Accessed 09 June 2011. http://www.citypopulation.de|City Data, Bangkok. Asian Human Network Database. Accessed on 08 June 2011. http://www.asianhumannet.org/|Largest Cities in the World, (2007). City Mayors Statistics. Accessed 08 June 2011. http://www.citymayors.com/|Quick Facts about Bangkok (2006). Bangkok Metropolitan Administration. Accessed on 9 June 2011. http://city.bangkok.go.th|Bangkok Today (2006). Bangkok Metropolitan Administration. Accessed on 9 June 2011. http://city.bangkok.go.th|Key Statistics of Thailand (2007). National Statistics Office. Accessed 9 June 2011. http://web.nso.go.th/ |City Data, Bangkok (2007). Asian Human Network Database. Accessed on 9 June 2011. http://www.asianhumannet.org/|City Data, Bangkok (2007). Asian Human Network Database. Accessed on 9 June 2011. http://www.asianhumannet.org/|Fortune 500 Companies (2009). Fortune Magazine. Accessed on 9 June 2011. http://money.cnn.com|Laovakul, Duangmanee. \"Regional Disparity in Thailand.\" Thammasat University. Siam City Hotel, Bangkok, Thailand. Accessed on 9 June 2011. http://worldbank.org |Bangkok Tourist Information. Axolotl Village. Accessed on 9 June 2011. http://www.axolotlvillage.com/|Mass Transit (2006). Bangkok Metropolitan Administration. Accessed on 9 June 2011. http://city.bangkok.go.th||Transportation (2006). Bangkok Metropolitan Administration. Accessed on 9 June 2011. http://city.bangkok.go.th|Transportation (2006). Bangkok Metropolitan Administration. Accessed on 9 June 2011. http://city.bangkok.go.th|Education (2005) Ministry of Education. Accessed on 9 June 2011. http://www.moe.go.th|Education (2005) Ministry of Education. Accessed on 9 June 2011. http://www.moe.go.th||Tourism Authority of Thailand (2007). International Tourism in Bangkok. Accessed on 9 June 2011. http://www.2.tat.or.th|Tourism Authority of Thailand (2007). International Tourism in Bangkok. Accessed on 9 June 2011. http://www.2.tat.or.th|Tourism Authority of Thailand (2007). International Tourism in Bangkok. Accessed on 9 June 2011. http://www.2.tat.or.th|Tourism Authority of Thailand (2007). International Tourism in Bangkok. Accessed on 9 June 2011. http://www.2.tat.or.th|Tourism Authority of Thailand (2007). International Tourism in Bangkok. Accessed on 9 June 2011. http://www.2.tat.or.th|City Data, Bangkok. Asian Human Network Database. Accessed on 9 June 2011. http://www.asianhumannet.org/|City: Bangkok, Country: Thailand. ESTIS. Accessed on 9 June 2011. http://www.estis.net/|City: Bangkok, Country: Thailand. ESTIS. Accessed on 9 June 2011. http://www.estis.net/||||Bangkok Museums. Accessed 18 August 2011. http://www.bangkok.com||Bangkok Today (2006). Bangkok Metropolitan Administration. Accessed on 9 June 2011. http://city.bangkok.go.th|Air Pollution Data by Country and City (1999). World Bank. Accessed on 9 June 2011. http://www.worldbank.org|Bangkok&#8217;s Environment (2006). Bangkok Metropolitan Administration. Accessed on 9 June 2011. http://city.bangkok.go.th|Bangkok DIESEL Retrofit Demonstration Project (2004). Clean Air Innitiative. Accessed on 9 June 2011. http://www.cleanairnet.org|Cyclists Get BMA Route (2010). Bangkok Post. Accessed on 28 July 2011. http://www.bangkokpost.com|";
city_data_source[8] = "Barcelona|Superficie. Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/|European Environment Agency. Accessed 20 July 2011. http://etc-lusi.eionet.europa.eu|Lugar de Nacimiento por Comunidades Autonomas. 1 enero 2010. Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/estadistica/|Cifras Oficiales de Población - Consorcio Area Metropolitana. 1 enero 2010. Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/estadistica/|Población de Barcelona por nacionalidad. Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/estadistica/|Guies Estadistiques: Barcelona en Xifres. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/estadistica/|Economic Indicators (2006). Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/estadistica/|The Website of Barcelona City. Accessed 20 July 2011.  http://www.bcn.es/|The Website of Barcelona City. Accessed 20 July 2011.  http://www.bcn.es/|Global 500. (2009) Fortune Magazine. Accessed 20 July 2011. http://www.money.cnn.com|Barcelona City Guide. Accessed 20 July 2011. http://www.barcelona.com|\"Dos de Cada 10 Personas en Barcelona son Pobres.\" ADN. 27 May 2009. Accessed on 21 July 2011. http://www.adn.es/|Safety and Mobility Sector (2006). Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/|Transport, Traffic, and Communications (2001). Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/estadistica/|Aeropuerto de Barcelona. Accessed 20 July 2011. http://www.barcelona-airport.com/ |Port Focus. Accessed 20 July 2011.  http://www.portfocus.com |University Education (2006). Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/|University Education (2006). Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/|University Education (2006). Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/|Tourism (2006). Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/|Tourism (2006). Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/|Tourism (2006). Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/||Tourism (2006). Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/|Urban Audit (2004). European Commission. Accessed on 20 July 2011. http://www.urbanaudit.org|Guies Estadistiques: Barcelona en Xifres (2006). Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/|Guies Estadistiques: Barcelona en Xifres (2006). Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/||Statistical Yearbook of Barcelona City (2009). Accessed 20 July 2011. http://www.bcn.es/|Smoke Free? It&#8217;s a Spanish Inquisition (2011). The Daily Mail. Accessed 18 August 2011. http://www.dailymail.co.uk|Barcelona Culture. Barcelona City Council. Accessed 20 July 2011. http://www.bcn.es||Urban Parks. Departament d&#8217;Estadística. Ajuntament de Barcelona. Accessed 20 July 2011. http://www.bcn.es/estadistica/|World Development Indicators (2007). The World Bank. Accessed 20 July 2011. http://www.worldbank.org|Barcelona Solar Ordinance (2000). Solar Ordinaces. Accessed 18 August 2011. http://www.solarordinances.edu/||El Transport Públic Urbà Amb Bicicleta de Barcelona. Accessed 20 July 2011. http://www.bicing.com|";
city_data_source[9] = "Basel|Bâle-Ville Chiffres Cles, (2011). Swiss Federal Statistical Office. Accessed 26 June 2011.  http://www.bfs.admin.ch|Basel-Stadt Key Data, (2011). Swiss Federal Statistical Office. Accessed 26 June 2011.  http://www.bfs.admin.ch|Bâle-Campagne Chiffres Cles, (2011). Swiss Federal Statistical Office. Accessed 26 June 2011.  http://www.bfs.admin.ch|Bâle-Campagne Chiffres Cles, (2011). Swiss Federal Statistical Office. Accessed 26 June 2011.  http://www.bfs.admin.ch|Basel-Stadt Key Data, (2011). Swiss Federal Statistical Office. Accessed 26 June 2011.  http://www.bfs.admin.ch|Basel-Stadt Key Data, (2011). Swiss Federal Statistical Office. Accessed 26 June 2011.  http://www.bfs.admin.ch|Pocket Statistics: Basel-Stadt in Figures, (2011). Basel-City Statistical Office. Accessed 27 June 2011.  http://www.statistik-bs.ch|Erwerbspersonen mit Wohnort Basel nach Wirtschaftssektor 2000, (2003). Basel-Stadt Statistical Office. Accessed 28 June 2011. http://www.statistik-bs.ch|Erwerbspersonen mit Wohnort Basel nach Wirtschaftssektor 2000, (2003). Basel-Stadt Statistical Office. Accessed 28 June 2011. http://www.statistik-bs.ch|Global 500: Switzerland, (2010). CNN Fortune&Money. Accessed on 27 June 2011. http://money.cnn.com|Statistics Basel-Stadt: Basel at a Glance, (2011). Basel Mayor&#8217;s Statistical Office. Accessed on 25 June 2011. http://www.statistik-bs.ch/||Basel-Stadt: Public Transportation, (2011).  Basel-Stadt. Accessed on 26 June 2011. http://www.bs.ch|Basel-Stadt Key Data, (2011). Swiss Federal Statistical Office. Accessed 26 June 2011.  http://www.bfs.admin.ch|EuroAirport Basel-Mulhouse-Freiburg, (2011). EuroAirport. Accessed on 29 June 2011. http://www.euroairport.com|The Swiss Rhine ports, (2011). Port of Switzerland. Accessed on 27 June 2011. http://port-of-switzerland.ch/|Record Number of Students at University of Basel, (2009). Basel-City Statistical Office. Accessed on 26 June 2011. http://www.statistik-bs.ch|Basel-Stadt Key Data, (2011). Swiss Federal Statistical Office. Accessed 26 June 2011. http://www.bfs.admin.ch|University, (2011). Basel-Stadt Statistical Office. Accessed 30 June 2011. http://www.statistik-bs.ch|Hospitality. Basel-City Mayor Statistical Office. Accessed 18 July 2011.  http://www.statistik-bs.ch/|Hospitality. Basel-City Mayor Statistical Office. Accessed 18 July 2011.  http://www.statistik-bs.ch/|Hospitality. Basel-City Mayor Statistical Office. Accessed 18 July 2011.  http://www.statistik-bs.ch/||Pocket Statistics: Basel-Stadt in Figures, (2011). Basel-City Statistical Office. Accessed 27 June 2011.  http://www.statistik-bs.ch|Health. Basel-City Mayor Statistical Office.  Accessed 18 July 2011.  http://www.statistik-bs.ch/|Deaths, Mortality and Life Expectancy, (2011). Swiss Federal Statistical Office. Accessed 30 June 2011. http://www.bfs.admin.ch|Deaths, Mortality and Life Expectancy, (2011). Swiss Federal Statistical Office. Accessed 30 June 2011. http://www.bfs.admin.ch|Health. Basel-City Mayor Statistical Office.  Accessed 18 July 2011.  http://www.statistik-bs.ch/|Betten, Patienten und Pflegetage nach Spital 2009, (2010).  Basel-City Statistical Office. Accessed 28 June 2011. http://www.statistik-bs.ch||Culture. Basel-City Mayor Statistical Office.  Accessed 18 July 2011.  http://www.statistik-bs.ch/|Culture. Basel-City Mayor Statistical Office.  Accessed 18 July 2011.  http://www.statistik-bs.ch/|Bâle-Ville Chiffres Cles, (2011). Swiss Federal Statistical Office. Accessed 26 June 2011.  http://www.bfs.admin.ch||Transportation. Basel-City Mayor Statistical Office.  Accessed 18 July 2011.  http://www.statistik-bs.ch/|||";
city_data_source[10] = "Beijing|Four Central Districts Combined into Two Districts, (2010). Beijing, China. Accessed on 17 July 2011.   http://www.beijing.gov.cn/|Beijing Statistical Yearbook 2010, (2010). Beijing Statistical Information Net. Accessed on 17 July 2011. http://www.bjstats.gov.cn|Beijing 2008 Statistics, 2008. National Bureau of Statistics of China. Accessed 5 July 2011. http://www.stats.gov.cn/|Communiqué of the National Bureau of Statistics of People&#8217;s Republic of China on Major Figures of the 2010 Population Census[1] (No. 2), (2011). National Bureau of Statistics of China. Accessed 5 July 2011. http://www.stats.gov.cn/|Major Data of the Sixth Census of Beijing, (2011). Beijing Statistical Information Net. Accessed on 17 July 2011. http://www.bjstats.gov.cn|Major Data of the Sixth Census of Beijing, (2011). Beijing Statistical Information Net. Accessed on 17 July 2011. http://www.bjstats.gov.cn|Data Publicaions, Beijing, (2008). National Bureau of Statistics of China. Accessed on 17 July 2011. http://www.stats.gov.cn|Yearly Review, (2011). Beijing Statistical Information Net.  Accessed on  17 July 2011. http://www.bjstats.gov.cn|Yearly Review, (2011). Beijing Statistical Information Net.  Accessed on  17 July 2011. http://www.bjstats.gov.cn|Global 500, (2011). CNN Money. Accessed on 17 July 2011. http://www.money.cnn.com |Yearly Review, (2011). Beijing Statistical Information Net.  Accessed on  17 July 2011. http://www.bjstats.gov.cn|Beijing Statistical Yearbook 2010, (2010). Beijing Statistical Information Net. Accessed on 17 July 2011. http://www.bjstats.gov.cn|Transportation Beijing, (2008). Beijing.cn. Accessed on 12 July 2011. http://www.beijing.cn||\"Beijing Capitol International Airport.\"  Beijing Capitol International Airport Co., Ltd. , 2010).  Accessed 17 July 2011.  http://en.bcia.com.cn/|Enjoy Beijing&#8217;s Park Life (2011). China International Travel Service. Accessed 18 August 2011. http://www.cits.net/|Data Publications, Beijing, (2008). National Bureau of Statistics of China. Accessed 5 July 2011. http://www.stats.gov.cn|Beijing Statistical Yearbook 2010, (2010). Beijing Statistical Information Net. Accessed on 17 July 2011. http://www.bjstats.gov.cn|Yearly Review, (2011). Beijing Statistical Information Net.  Accessed on  17 July 2011. http://www.bjstats.gov.cn|Yearly Review, (2011). Beijing Statistical Information Net.  Accessed on  17 July 2011. http://www.bjstats.gov.cn|Yearly Review, (2011). Beijing Statistical Information Net.  Accessed on  17 July 2011. http://www.bjstats.gov.cn|Yearly Review, (2011). Beijing Statistical Information Net.  Accessed on  17 July 2011. http://www.bjstats.gov.cn|Data Publications, Beijing, (2008). National Bureau of Statistics of China. Accessed 5 July 2011. http://www.stats.gov.cn|Statistics for Star Hotels (part I), (2007). Beijing International. Accessed  5 July 2011. http://www.ebeijing.gov.cn|Beijing, China. 2011. Accessed on 17 July 2011. http://www.beijing.gov.cn/|Beijing Residents&#8217; Life Span Reaches 80.8, (2011). ECNS. Accessed on 17 July 2011. http://www.ecns.cn|Beijing residents&#8217; life span reaches 80.8, (2011). ECNS. Accessed on 17 July 2011. http://www.ecns.cn|Beijing Statistical Yearbook 2010, (2010). Beijing Statistical Information Net. Accessed on 17 July 2011. http://www.bjstats.gov.cn|Yearly Review, (2011). Beijing Statistical Information Net.  Accessed on  17 July 2011. http://www.bjstats.gov.cn|People.com, 2008. Accessed on 17 July 2011. http://www.people.com.cn|Yearly Review, (2011). Beijing Statistical Information Net.  Accessed on  17 July 2011. http://www.bjstats.gov.cn|Beijing Statistical Yearbook 2010, (2010). Beijing Statistical Information Net. Accessed on 17 July 2011. http://www.bjstats.gov.cn|Yearly Review, (2011). Beijing Statistical Information Net.  Accessed on  17 July 2011. http://www.bjstats.gov.cn|Xu, Xiaohong. \"Analyzing Regional Influence of Particulate Matter on the City of Beijing, China.\" Aerosol and Air Quality Research, Vol. 8 (2008). Accessed 18 August 2011. http://www.aaqr.org |Beijing, China, 2010. Accessed on 17 July, 2011. http://www.beijing.gov.cn/||Around Beijing, (2011).  China Daily.  Accessed on 17 July 2011.  http://usa.chinadaily.com.cn/|";
city_data_source[11] = "Berlin|Facts and Figures. City of Berlin Website. Accessed on 27 June 2011. http://www.berlin.de|\"The Region Berlin/Brandenburg.\"  Die Kleine Berlin-Statistik 2010.  Accessed 27 June 2011.  www.statistik-berlin-brandenburg.de|\"Population.\"  Die Kleine Berlin-Statistik 2010. Accessed 27 June 2011. http://www.statistik-berlin-brandenburg.de|Berlin. Urban Audit.  Accessed 27 June 2011.  http://www.urbanaudit.org|Facts and Figures. City of Berlin Website. Accessed on 27 June 2011. http://www.berlin.de|\"Population.\" Die Kleine Berlin-Statistik 2010. Accessed 27 June 2011. http://www.statistik-berlin-brandenburg.de|Facts and Figures. City of Berlin Website. Accessed on 27 June 2011. http://www.berlin.de|\"Employment and Compensation of Employees.\"  Die Kleine Berlin-Statistik 2010. Accessed 27 June 2011. http://www.statistik-berlin-brandenburg.de|\"Employment and Compensation of Employees.\" Die Kleine Berlin-Statistik 2010. Accessed 27 June 2011. http://www.statistik-berlin-brandenburg.de|Fortune 500 Companies, (2011). Fortune Magazine. Accessed on 29 July 2011. http://money.cnn.com|Facts and Figures. City of Berlin Website. Accessed 27 June 2011. http://www.berlin.de|German children blighted by poverty, (2009). BBC News. Accessed on 8 March 2010. http://news.bbc.co.uk.|Berliner Verkehrsbetriebe (BVG). Accessed 27 June 2011. http://www.bvg.de|| Berliner Flughäfen website. Accessed on 27 June 2011. http://www.berlin-airport.de|Commerical Rail Freight Transport. Senate Department for Urban Development. Accessed 22 August 2011. http://www.stadtentwicklung.berlin.de|Facts and Figures. City of Berlin Website. Accessed 27 June 2011. http://www.berlin.de|Berlin, (2010). Federal Country Rankings. Accessed 29 July 2011. http://www.bundeslaenderranking.de|Facts and Figures. City of Berlin Website. Accessed 27 June 2011. http://www.berlin.de|\"Retail Trade, Hotels and Restaurants, Tourism.\"  Die Kleine Berlin-Statistik 2010.  Accessed 27 June 2011.  www.statistik-berlin-brandenburg.de|\"Retail Trade, Hotels and Restaurants, Tourism.\"  Die Kleine Berlin-Statistik 2010.  Accessed 27 June 2011.  www.statistik-berlin-brandenburg.de|\"Retail Trade, Hotels and Restaurants, Tourism.\"  Die Kleine Berlin-Statistik 2010.  Accessed 27 June 2011.  www.statistik-berlin-brandenburg.de|Tourism-Major Economic Factor for Berlin. Berlin City Tourism. Accessed June 27 2011.  www.visitberlin.de/en|\"Retail Trade, Hotels and Restaurants, Tourism.\"  Die Kleine Berlin-Statistik 2010.  Accessed 27 June 2011.  www.statistik-berlin-brandenburg.de|\"Public Health System.\"  Die Kleine Berlin-Statistik 2010.  Accessed 27 June 2011.  www.statistik-berlin-brandenburg.de|Population Ageing (2009). Accessed 22 August 2011. http://www.berlin-institut.org|Population Ageing (2009). Accessed 22 August 2011. http://www.berlin-institut.org|\"Public Health System.\"  Die Kleine Berlin-Statistik 2010.  Accessed 27 June 2011.  www.statistik-berlin-brandenburg.de|\"Public Health System.\"  Die Kleine Berlin-Statistik 2010.  Accessed 27 June 2011.  www.statistik-berlin-brandenburg.de|Berlin Pubs Force U-turn on Smoking Ban, (2008).  Times Online.  Accessed 29 July 2011.  www.timesonline.co.uk|Facts and Figures. City of Berlin Website. Accessed 27 June 2011. http://www.berlin.de|Facts and Figures. City of Berlin Website. Accessed 27 June 2011. http://www.berlin.de|Facts and Figures. City of Berlin Website. Accessed 27 June 2011. http://www.berlin.de|Berlin. Urban Audit.  Accessed 27 June 2011.  http://www.urbanaudit.org|||Spicycles, (2008). Newsletter on Bike Sharing.  Accessed 8 March 2010.  http://www.scribd.com|";
city_data_source[12] = "Bogota|Bogota Distrito Capital. Corferias Bogota. Accessed 8 August 2011. http://www.corferias.com/en/||Boletin Mercado Laboral No 12. Secretaria de Desarrollo Economico. 30 July 2011. Accessed 08 August 2011. http://www.desarrolloeconomico.gov.co/|Lizarazo, Patricia V. \"La Integracion de la Region Capital hacia 2038.\" (2011). Cuadernos de Desarrollo Economico. Secretaria de Desarrollo Economico. Bogota.  Accessed 08 August 2011. http://www.desarrolloeconomico.gov.co ||Bogota - Caracterizacion Sector Educativo Ano 2010. Secretaria de Educacion. Bogota. Accessed 08 August 2011. http://www.sedbogota.edu.co |Latin America Green City Index (2010). Siemens. Accessed 11 August 2011. http://www.siemens.com |PIB Sectorial - Cuentas Regionales. Secretaria de Hacienda. Accessed 09 August 2011. http://www.shd.gov.co |PIB Sectorial - Cuentas Regionales. Secretaria de Hacienda. Accessed 09 August 2011. http://www.shd.gov.co |Global 500 2011 by Country - Colombia. Fortune. Accessed 09 August 2011. http://money.cnn.com|Boletin Mercado Laboral No 12. Secretaria de Desarrollo Economico. Accessed 08 August 2011. http://www.desarrolloeconomico.gov.co/|Lizarazo, Patricia V. \"La Integracion de la Region Capital hacia 2038.\" (2011). Cuadernos de Desarrollo Economico. Secretaria de Desarrollo Economico. Bogota.  Accessed 08 August 2011. http://www.desarrolloeconomico.gov.co |Informacion General de Bogota. Metro Cuadrado Website.  Accessed 8 August 2011. http://www.metrocuadrado.com|Encuesta de Transporte Urbano de Pasajeros. Departamento Administrativo Nacional de Estadistica. Accessed 08 August 2011. http://www.dane.gov.co  |El Dorado International Airport (2009). Bogota D.C.  Accessed 8 August 2011. http://www.bogota-dc.com||Poblacion de 5 Anos y Mas Matriculada por Nivel Educativo y Sector, Segun Localidad. Encuesta de Calidad de Vida Bogota 2007. Departamento Administrativo Nacional de Estadistica. Accessed 08 August 2011. http://www.dane.gov.co  |Cities and Social Equality - Education Levels. Accessed 11 August 2011. http://www.urban-age.net |Alianza para la Educacion Superior Inicio Clases en 2011. Secretaria de Educacion del Distrito. Accessed 08 August 2011. http://www.sedbogota.edu.co ||Anuario Estadistico de Turismo de Bogota (2009). Instituto Distrital de Turismo. Bogota. Accessed 08 August 2011. http://www.bogotaturismo.gov.co |||\"Bogota: Numero de Habitaciones Subira 21%La Republica\" (2010). Accessed 11 August 2011. http://www.larepublica.com.co  |Tasa de Mortalidad Infantil Departamental, 2005-2008. Departamento Administrativo Nacional de Estadistica. Colombia. Accessed 08 August 2011. http://www.dane.gov.co |Inidcadores Demograficos y Tablas Abreviadas de Mortalidad Nacionales y Departamentales 2005 - 2020. Departamento Administrativo Nacional de Estadistica. Accessed 08 August 2011. http://www.dane.gov.co/|Inidcadores Demograficos y Tablas Abreviadas de Mortalidad Nacionales y Departamentales 2005 - 2020. Departamento Administrativo Nacional de Estadistica.. Accessed 08 August 2011. http://www.dane.gov.co/index.php||Hospitales. Secretaria de Salud. Bogota. Accessed 09 August 2011. http://www.bogota.gov.co ||Directorio de Entidades - Museos. Sistema Nacional de Informacion Cultural. Ministerio de Cultura. Colombia. Accessed 09 August 2011. http://www.sinic.gov.co|||Air Pollution Data by Country and City, (1999). World Bank. Accessed 11 August 2011. http://www.worldbank.org/|Pachon, Jorge & Eduardo Behrentz & Nestor Rojas. \"Challenges in Bogota Air Quality: Policies and Technology.\" Accessed on 09 August 2011. http://ing.unal.edu.co |||";
city_data_source[13] = "Boston|Boston by the Numbers: Land Area and Use, (2011). Boston Redevelopment Authority. Accessed 12 June, 2011. http://www.bostonredevelopmentauthority.org|Population, Housing Units, Area, and Density:  2000,(2000). U.S. Census Bureau. Accessed on 12 June 2011. http://www.census.gov|Profile of General Population and Housing Characteristics: 2010, (2010). US Census Bureau. Accessed 12 June 2011. http://factfinder2.census.gov/faces/nav/jsf/pages/index.xhtml|Metro Area Factsheet: Boston, Massachusetts PMSA, (2008). Federation for American Immigration Reform. Accessed 12 June, 2011. http://www.fairus.org/site/PageNavigator/homepagenew|Health of Boston 2010, (20010). Boston Public Health Commission. Accessed 12 June, 2011. http://www.bphc.org|Estimates of Population Change for Metropolitan Statistical Areas and Rankings: July 1, 2008 to July 1, 2009, (2009).  U.S. Census Bureau, Population Division. Accessed 12 June, 2011. http://www.census.gov/popest/estimates.html|U.S. Census Bureau, 2005-2009 American Community Survey. Accessed 13 June 2011. http://www.census.gov/|2008 MSA Business Patterns (NAICS) U.S. Census Bureau. Accessed 13 June 2011. http://www.census.gov. |2008 MSA Business Patterns (NAICS) U.S. Census Bureau. Accessed 13 June 2011. http://www.census.gov. |Global 500. (2010). CNN Money. Accessed June 12 2011. http://money.cnn.com|Economy at a Glance, (2011). US Bureau of Labor Statistics. Accessed on 12 June, 2010. http://www.bls.gov/home.htm|2009 American Community Survey 1-Year Estimate, (2009). U.S. Census Bureau. Accessed 12 June 2011. http://www.census.gov/|Mass. Bay Transport Authority (MBTA) Accessed on June 12 2011. http://www.mbta.com|New Yorkers are top transit users (2007). CNN. Accessed 24 February 2011. http://money.cnn.com|\"MassPort\" Accessed on June 12 2011. http://www.massport.com|\"MassPort\" Accessed on June 12 2011. http://www.massport.com|Boston by the Numbers: Colleges and Universities, Enrollment, Economic and Employment Impact, (2011). Boston Redevelopment Authority. Accessed 12 June, 2011. http://www.bostonredevelopmentauthority.org|Boston by the Numbers: Colleges and Universities, Enrollment, Economic and Employment Impact, (2011). Boston Redevelopment Authority. Accessed 12 June, 2011. http://www.bostonredevelopmentauthority.org|Boston by the Numbers: Colleges and Universities, Enrollment, Economic and Employment Impact, (2006). Boston Redevelopment Authority. Accessed 12 June, 2011. http://www.bostonredevelopmentauthority.org|Tourism Statistics and Reports, (2009).  Massachusetts Office of Travel & Tourism. Accessed on June 12 2011. http://www.bostonusa.com|Tourism Statistics and Reports, (2009).  Massachusetts Office of Travel & Tourism. Accessed on June 12 2011. http://www.bostonusa.com|Tourism Statistics and Reports, (2009).  Massachusetts Office of Travel & Tourism. Accessed on June 12 2011. http://www.bostonusa.com|Massachusetts Office of Travel & Tourism (2008). Accessed on June 12 2011. http://www.bostonusa.com|Economic Planning Initiative: Hotel Factsheet, (2001). Boston Redevelopment Authority. Accessed June 12 2011. http://www.bostonredevelopmentauthority.org/|The Health of Boston 2008, (2008). Boston Indicators Project. Accessed on June 12 2011. http://www.bostonindicators.org|The Health of Boston 2008, (2008). Boston Indicators Project. Accessed on 12 June 2011 http://www.bostonindicators.org|The Health of Boston 2008, (2008). Boston Indicators Project. Accessed on 12 June 2011 http://www.bostonindicators.org||Massachusetts Hospitals: Directory, (2009). Massachusetts Hospital Association. Accessed on 12 June 2011. http://www.mhalink.org/|Massachusetts Law About Smoking, (2011). Massachusetts Trial Court Law Libraries. Accessed on June 12 2011. http://www.lawlib.state.ma.us|Museums of Boston (2011). Accessed on 12 June 2011. http://www.museumsofboston.org||City Park Facts (2010). Trust for Public Land. Accessed June 12 2011. http://www.tpl.org ||City of Boston (2009). Accessed June 12 2011. http://www.cityofboston.gov|Mass to retrofit hybrid vehicle fleet (2008) Accessed June 12 2011. http://www.boston.com|Hub set to launch bike-share program (2011). Boston Globe. Accessed June 12 2011. http://www.boston.com/|";
city_data_source[14] = "Brussels|Mini-Bru 2011: La Region de Bruxelles-Capitale en Chiffres, (2011). Insitut Bruxellois de Statistique et d&#8217;Analyse (IBSA). Accessed on 14 July 2011. http://www.bruxelles.irisnet.be|Mini-Bru 2011: La Region de Bruxelles-Capitale en Chiffres, (2011). Insitut Bruxellois de Statistique et d&#8217;Analyse (IBSA). Accessed on 14 July 2011. http://www.bruxelles.irisnet.be| Makeup of the Population, (2010). Brussels Institute for Statistics and Analysis [Institut Bruxellois de Statistique et d&#8217;Analyse] (IBSA). Accessed 14 July 2011. http://www.brussels.irisnet.be| Makeup of the Population, (2010). Brussels Institute for Statistics and Analysis (IBSA). Accessed 14 July 2011. http://www.brussels.irisnet.be| Makeup of the Population, (2010). Brussels Institute for Statistics and Analysis (IBSA). Accessed 14 July 2011. http://www.brussels.irisnet.be|Mouvement de la population par région - Hommes et Femmes (Région de Bruxelles-Capitale) ,(2006). Direction générale Statistique et Information économique du gouvernement fédéral belge. Accessed on 14 July 2011. http://statbel.fgov.be/|OECD Territorial Reviews: Competitive Cities in the Global Economy. Organization for Economic Cooperation and Development. 2006. Accessed 14 July 2011.www.oecd.org|Economic Activity: Brussels, (2008).  Brussels-Captial Region. Accessed 14 July 2011. http://www.brussels.irisnet.be|Economic Activity: Brussels, (2008).  Brussels-Captial Region. Accessed 14 July 2011. http://www.brussels.irisnet.be|Fortune 500 Companies, (2009). Fortune Magazine. Accessed on 14 July 2011. http://money.cnn.com|Mini-Bru 2011: La region de Bruxelles-Capitale en chiffres, (2011). Insitut Bruxellois de Statistique et d&#8217;Analyse (IBSA). Accessed on 14 July 2011. http://www.bruxelles.irisnet.be|\"Poverty Indicators.\" Brussels-Capital Health and Social Observatory. Accessed on 14 July 2011. www.observatbru.be|Mobility of Transport: Transport of Persons, (2008). Brussels-Capital Region. Accessed on 14 July 2011. http://www.brussels.irisnet.be|Commuting to Brussels, (2010). Brussels Studies. Accessed on 18 July 2011. http://www.brusselsstudies.be|Mobility of Transport: Transport of Persons, (2008). Brussels-Capital Region. Accessed on 14 July 2011. http://www.brussels.irisnet.be|Port de Bruxelles, (2011). Accessed on 14 July 2011. http://www.portdebruxelles.irisnet.be/|Mini-Bru 2011: La region de Bruxelles-Capitale en chiffres, (2011). Insitut Bruxellois de Statistique et d&#8217;Analyse (IBSA). Accessed on 14 July 2011. http://www.bruxelles.irisnet.be|Education statistics at regional level, (2010). EUROSTAT. Accessed on 14 July 2011. http://epp.eurostat.ec.europa.eu|Directory of colleges and universities, (2011). Brussels-Capital Region. Accessed on 14 July 2011. http://www.brussels.irisnet.be|||||Tourism and Culture, (2008). Brussels-Capital Region. Accessed on 14 July 2011. http://www.brussels.irisnet.be|Population et ménages: Mortalité, (2004). Direction générale Statistique et Information économique du gouvernement fédéral belge. Accessed on 14 July 2011. http://statbel.fgov.be/|Mini-Bru 2011: La region de Bruxelles-Capitale en chiffres, (2011). Insitut Bruxellois de Statistique et d&#8217;Analyse (IBSA). Accessed on 14 July 2011. http://www.bruxelles.irisnet.be|Mini-Bru 2011: La region de Bruxelles-Capitale en chiffres, (2011). Insitut Bruxellois de Statistique et d&#8217;Analyse (IBSA). Accessed on 14 July 2011. http://www.bruxelles.irisnet.be|Mini-Bru 2011: La region de Bruxelles-Capitale en chiffres, (2011). Insitut Bruxellois de Statistique et d&#8217;Analyse (IBSA). Accessed on 14 July 2011. http://www.bruxelles.irisnet.be|Hôpitaux belges, (2011). Association Belge des Hôpitaux. Accessed on 14 July 2011.  http://www.hospitals.be|European Public-Health Alliance. Website accessed on 14 July 2011.  http://www.epha.org|Mini-Bru 2011: La region de Bruxelles-Capitale en chiffres, (2011). Insitut Bruxellois de Statistique et d&#8217;Analyse (IBSA). Accessed on 14 July 2011. http://www.bruxelles.irisnet.be||Brussels in Figures, (2011). Visit Brussels. Accessed on 14 July 2011. http://visitbrussels.be|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 14 July 2011. http://www.worldbank.org/|\"Bruxelles Environnement.\" Institut BruxelloispPour la Gestion de l&#8217;Environnement. Accessed 14 July 2011. www.bruxellesenvironnement.be||JCDecaux  Archives: CycloCity, (2006). JCDecaux.Accessed on 14 July 2011. http://www.jcdecaux.com|";
city_data_source[15] = "Budapest|Gazetter of the Republic of Hungary. (2010) Hungarian Central Statistical Office. Accessed 18 July, 2011. http://www.portal.ksh.hu|Gazetter of the Republic of Hungary (2010). Hungarian Central Statistical Office. Accessed 18 July, 2011. http://www.portal.ksh.hu|Gazetter of the Republic of Hungary (2010). Hungarian Central Statistical Office. Accessed 18 July, 2011. http://www.portal.ksh.hu|Gazetter of the Republic of Hungary (2010). Hungarian Central Statistical Office. Accessed 18 July, 2011. http://www.portal.ksh.hu|Foreign Nationals Residing in Hungary - Area: Budapest (2009). Hungarian Central Statistical Office - Information Database. Accessed 18 July, 2011. http://portal.ksh.hu|Gazetter of the Republic of Hungary (2009). Hungary Central Statistical Office. Accessed 18 July, 2011. http://www.portal.ksh.hu|Gross Value Added, GDP and a Per Capita GDP - Area:Budapest (2008). Hungary Central Statistical Office. Accessed 18 July, 2011. http://www.portal.ksh.hu|||Global 500 (2011) Fortune Magazine. Accessed 19 July, 2011. http://www.money.cnn.com|Unemployment Rate (2010). Hungary Central Statistical Office. Accessed 8 August 2011. http://www.portal.ksh.hu||Annual Report 2008. Budapest Transport Privately Held Corporation. Accessed 20 July, 2011. http://www.bkv.hu||Transport. Budapest Airport. Accessed 23 August 2011. http://www.bud.hu|Sea Ports by Country. International Freight Forwarding. Accessed on 23 August 2011. http://www.transglobalexpress.co.uk|Regional Statistics: Society (2010). Hungary Central Statistical Office. Accessed 8 August 2011. http://www.portal.ksh.hu||Higher Education Institutions in Hungary. Ministry of Education and Culture. Accessed 18 July, 2011. http://www.okm.gov.hu|Retailing and Tourist Data by Districts (2010), Hungarian Central Statistical Office. Accessed 13 April 2010. http://www.statinfo.ksh.hu|Retailing and Tourist Data by Districts (2010), Hungarian Central Statistical Office. Accessed 13 April 2010. http://www.statinfo.ksh.hu|Retailing and Tourist Data by Districts (2010), Hungarian Central Statistical Office. Accessed 13 April 2010. http://www.statinfo.ksh.hu|||Main Rates in Vital Statistics (2010). Hungary Central Statistical Office. Accessed 8 August 2011. http://www.portal.ksh.hu|Main Rates in Vital Statistics (2010). Hungary Central Statistical Office. Accessed 8 August 2011. http://www.portal.ksh.hu|Main Rates in Vital Statistics (2010). Hungary Central Statistical Office. Accessed 8 August 2011. http://www.portal.ksh.hu||||Culture: Data of Museums (2010). Hungary Central Statistical Office. Accessed 8 August 2011. http://www.portal.ksh.hu|||\"Air Pollution Data by Country and City, (2004). World Bank. Accessed on 26 March 2010. http://www.worldbank.org/|Environment (2010). Budapest Airport. Accessed 23 August 2011. http://www.bud.hu|Experiences of Retrofit Particulate Filters for Diesel City Buses and Passenger Cars (2009). Institute for Transport Studies. Accessed 13 April 2010. http://www.inrets.fr|Comprehensive City-bike System to be Launched in Budapest (2010). Green Horizon Online. Accessed 23 August 2011. http://www.greenhorizon-online.com|";
city_data_source[16] = "Buenos Aires|\"Buenos Aires.\" (2004). Metropolis. Accessed on 13 June 2011. http://www.metropolis-server.com |\"Buenos Aires.\" (2004). Metropolis. Accessed on 13 June 2011. http://www.metropolis-server.com |Subsecretaría de Desarrollo Económico. Principales Caracteristicas del Mercado de Trabajo Porteño, (2011). Buenos Aires. Accessed on 15 June 2011. http://estatico.buenosaires.gov.ar|World Urbanization Prospects: The 2007 Revision. Rep. New York: United Nations, (2008). United Nations Economic and Social Affairs. Accessed on 14 June 2011. http://www.un.org |Counting Immigrants in Cities Across the Globe, (2007). Migration Information Source. Accessed on 15 June 2011. http://www.migrationinformation.org/|World Urbanization Prospects: The 2007 Revision. Rep. New York: United Nations, (2008). United Nations Economic and Social Affairs. Accessed on 14 June 2011. http://www.un.org |\"Buenos Aires, Argentina.\" Latin American Green City Index. (2010). Siemens. Web. Accessed 14 June 2011. http://www.siemens.com|Cuadro 7.7, (2006). City of Buenos Aires. Accessed on 15 June 2011. http://www.buenosaires.gov.ar|Cuadro 7.7, (2006). City of Buenos Aires. Accessed on 15 June 2011. http://www.buenosaires.gov.ar|Fortune 500 Companies, (2009). Fortune Magazine. Accessed on 15 June 2011. http://money.cnn.com|\"Principales Caracteristicas del Mercado de Trabajo Porteño,\" (2011). Buenos Aires. Subsecretaría de Desarrollo Económico. Accessed on 15 June 2011. http://estatico.buenosaires.gov.ar|\"Hogares y Población Por Debajo de la Línea de Pobreza e Indigencia. Ciudad de Buenos Aires.\" Buenos Aires. Ministerio De Hacienda. Dirección General De Estadística Y Censos. Web. Accessed 15 June 2011. http://www.buenosaires.gov.ar/|Luoma, Juha, Michael Sivak, and Susan Zielinski. The Future of Personal Transportation in Megacities of the World. Rep. University of Michigan Transportation Research Institute, Feb. 2010. Accessed on 15 June 2011 http://deepblue.lib.umich.edu|Luoma, Juha, Michael Sivak, and Susan Zielinski. The Future of Personal Transportation in Megacities of the World. Rep. University of Michigan Transportation Research Institute, Feb. 2010. Accessed on 15 June 2011 http://deepblue.lib.umich.edu|Ezeiza Ministro Pistarini International Airport (EZE). World Travel Guide Website. Accessed on 15 March 2010. http://www.worldtravelguide.net|General Administration of Ports. Puerto de Buenos Aires Website. Accessed on 15 June 2011. http://www.puertobuenosaires.gov.ar/|City of Buenos Aires. Accessed 15 June 2011. http://www.buenosaires.gov.ar|\"Principales Caracteristicas del Mercado de Trabajo Porteño,\" (2011). Buenos Aires. Subsecretaría de Desarrollo Económico. Accessed on 15 June 2011. http://estatico.buenosaires.gov.ar|\"Buenos Aires En Números.\" Buenos Aires. Ministerio De Hacienda. Dirección General De Estadística Y Censos. Web. Accessed on 13 June 2011. http://estatico.buenosaires.gov.ar/||Investor Assistance Center, (2008).City of Buenos Aires. Accessed on 15 June 2011. http://www.buenosaires.gov.ar|Informe de Turismo Interno Cuidad de Buenos Aires (2005). Buenos Aires. El Area Estudios de Mercado y Estadísticas Turísticas. Accessed on 16 June 2011. http://estatico.buenosaires.gov.ar |Investor Assistance Center, (2008). City of Buenos Aires. Accessed on 15 June 2011. http://www.buenosaires.gov.ar|Cuadro 18.1. Ofreta de Alojamiento Turísticos. Establecimentos y Habitaciones según Categoría. City of Buenos Aires website. Accessed on 15 June 2011. http://www.buenosaires.gov.ar|Cuadro 5.30 (2006). City of Buenos Aires website. Accessed on 15 June 2011. http://www.buenosaires.gov.ar|\"Buenos Aires En Números.\" Buenos Aires. Ministerio De Hacienda. Dirección General De Estaística Y Censos. Accessed 13 June 2011. http://estatico.buenosaires.gov.ar/|\"Buenos Aires En Números.\" Buenos Aires. Ministerio De Hacienda. Dirección General De Estaística Y Censos. Accessed 13 June 2011. http://estatico.buenosaires.gov.ar/||\"Consulta de Establecimientos.\" City of Buenos Aires Website. Accessed on 16 June 2011. http://www.buenosaires.gov.ar|\"Argentine Law Targets Smoking in Enclosed Public Spaces.\" BBC News. 1 June 2011. Web. 16 June 2011. http://www.bbc.co.uk|Museums of Buenos Aires. Buenos Aires Travel. Accessed on 15 March 2010. http://www.buenosaires.travel||Argentina. Ministerio De Hacienda. Dirección General De Estadística Y Censos. \"Buenos Aires En Números.\" Web. 13 June 2011. <http://estatico.buenosaires.gov.ar/|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 26 March 2010. http://www.worldbank.org/|Projects, (2009). Inter-American Development Bank. Accessed on 15 March 2010. http://www.iadb.org|Clinton Climate Initiative. William J. Clinton Foundation. Accessed on 15 March 2010. http://www.clintonfoundation.org|Bicycling, Bike Sharing System Website. Accessed on 15 March 2010. http://www.opengreenmap.org|";
city_data_source[17] = "Cairo|\"Cairo.\" Governorate of Cairo. Accessed on 2 August 2011. http://www.cairo.gov.eg|\"Cairo.\" Governorate of Cairo. Accessed on 2 August 2011. http://www.cairo.gov.eg|\"Egypt in Figures Statistics 2011,\" Central Agency for Public Mobilisation and Statistics. Accessed 2 August 2011. http://www.sis.gov.eg|Egypt Human Development Report 2010. United Nations Development Programme. Accessed 2 August 2011. http://www.undp.org||Egypt Human Development Report 2010. United Nations Development Programme. Accessed 2 August 2011. http://www.undp.org|Egypt Human Development Report 2010. United Nations Development Programme. Accessed 2 August 2011. http://www.undp.org|||Percetage of Global 500 Headquarters- 2011. Cable News Network (CNN). Accessed 08 August 2011. http://www.money.cnn.com|Egypt Human Development Report 2010. United Nations Development Programme. Accessed 2 August 2011. http://www.undp.org|Egypt Human Development Report 2010. United Nations Development Programme. Accessed 2 August 2011. http://www.undp.org|Egypt Human Development Report 2010. United Nations Development Programme. Accessed 2 August 2011. http://www.undp.org|Cairo Practical Info,(2011). Egypt Tourism Authority.  Accessed 11 August 2011. http://www.en.egypt.travel|\"Cairo International Airport.\" Cairo Airport Company. Accessed 3 August 2011. http://www.cairo-airport.com|\"Egypt Port Index.\" World Port Source. Accessed 3 August 2011. http:/www.worldportsource.com|Egypt Human Development Report 2010. United Nations Development Programme. Accessed 2 August 2011. http:/www.undp.org||Information Unit Periodical 2011. Ministry of Higher Education. Accessed on 3 August 2011. www.egy-mhe.gov.eg||||||\"Egypt in Figures Statistics 2011,\" Central Agency for Public Mobilisation and Statistics. Accessed 2 August 2011. http://www.sis.gov.eg|Egypt Human Development Report 2010. United Nations Development Programme. Accessed 2 August 2011. http://www.undp.org|Egypt Human Development Report 2010. United Nations Development Programme. Accessed 2 August 2011. http://www.undp.org|Egypt Human Development Report 2010. United Nations Development Programme. Accessed 2 August 2011. http://www.undp.org|\"List of Hospitals & Medical Centers.\" Consular Section American Embassy: Cairo. Accessed 2 August 2011. http://62.140.73.207/consular/|Slackman, Michael. \"Antismoking Fight Proves a Pyramid-Size Task.\" New York Times. Accessed 25 June 2011. http://www.nytimes.com|\"Cairo and Giza.\" Egypt State Information Service. Accessed on 2 August 2011. http://www.sis.gov.eg|||Air Pollution Data by Country and City, (1999). World Bank. Accessed on 23 August 2011. http://www.worldbank.org/||Sustainability Plan for CNG Bus Pilot Fleet. U.S. Agency for International Development. Accessed on 2 August 2011. http://www.usaid.gov||";
city_data_source[18] = "Calgary|Gauging the Growth, (2007). City of Calgary. Accessed on 12 July 2011. http://content.calgary.ca|Community Profiles, (2006). Statistics Canada. Accessed 2 July 2011. http://www12.statcan.ca|Population Outlook 2007-2012, (2007). City of Calgary. Accessed on 12 July 2011. http://www.calgary.ca|Civic Census, (2009). City of Calgary. Accessed on 12 July 2011. http://www.calgary.ca|Immigration in Canada: A Portrait of the Foreign-born Population, (2006). Accesssed 12 July 2011. Statistics Canada. <http://www.statcan.gc.ca>|Civic Census, (2009). City of Calgary. Accessed on 5 July 2011. http://www.calgary.ca|Income, (2010). Calgary Economic Development. Accessed on 2 July 2011. http://www.calgaryeconomicdevelopment.com|GDP, (2010). Calgary Economic Development. Accessed on 2 July 2011. http://www.calgaryeconomicdevelopment.com|GDP, (2010). Calgary Economic Development. Accessed on 2 July 2011. http://www.calgaryeconomicdevelopment.com|Fortune 500 Companies, (2011). Fortune Magazine. Accessed on 12 July 2011. http://money.cnn.com|Labour Force/Employment, (2008).  Calgary Economic Development. Accessed on 2 July 2011. http://www.calgaryeconomicdevelopment.com|Fact Sheet: Poverty in Calgary, (2003). City of Calgary. Accessed on 3 July 2011. http://www.calgary.ca|Public Transportation & Calgary Transit, (2010). Accessed on 3 July 2011. http://www.liveincalgary.com|Public Transportation & Calgary Transit, (2010). Accessed on 3 July 2011. http://www.liveincalgary.com|Calgary Air Transportation, (2010). Accessed on 12 July 2011. http://www.liveincalgary.com|Vancouver Port. Calgary Economic Development. Accessed on 7 March 1010. http://www.calgaryeconomicdevelopment.com||Community Profiles, (2006). Statistics Canada. Accessed 3 July 2011. http://www12.statcan.ca|Calgary Post-Secondary Schools, (2010). Accessed on 12 July 2011. http://www.liveincalgary.com|Tourism in Calgary and Area Tourism Destination Region, (2009). Government of Alberta. Assessed on 3 July 2011. http://tpr.alberta.ca/|Tourism in Calgary and Area Tourism Destination Region, (2009). Government of Alberta. Assessed on 3 July 2011. http://tpr.alberta.ca/|Tourism in Calgary and Area Tourism Destination Region, (2009). Government of Alberta. Assessed on 3 July 2011. http://tpr.alberta.ca/|Tourism in Calgary and Area Tourism Destination Region, (2009). Government of Alberta. Assessed on 3 July 2011. http://tpr.alberta.ca/||Infant Mortality in Alberta and all of Canada, (2005). National Center for BioTechnology Information. Accessed on 3 July 2011. http://www.ncbi.nlm.nih.gov/|Summary Tables, (2005-2007). Statistics Canada. Accessed on 2 July 2011. http://www40.statcan.gc.ca|Summary Tables, (2005-2007). Statistics Canada. Accessed on 2 July 2011. http://www40.statcan.gc.ca|Physicians per 100,000 Population by Province/Territory, (2009). Canadian Medical Association. Accessed on 12 July 2011. http://www.cma.ca|Hospitals and Facilities. Alberta Health Services. Accessed on 3 July 2011. http://www.albertahealthservices.ca|Smoking Regulations, (2008). The City of Calgary. Accessed on 3 July 2011. http://www.calgary.ca|Calgary Gallieres & Museums. Visit Calgary. Accessed on 13 July 2011. http://www.visitcalgary.com|Calgary Cultural Organizations. Live in Calgary. Accessed on 13 July 2011. http://liveincalgary.com|Pathways and Green Spaces. Calgary Economic Development. Accessed on 3 July 2011. http://www.calgaryeconomicdevelopment.com|Air Quality Index. City of Calgary. Accessed 13 July 2011. <http://www.envinfo.gov.ab.ca>|Alberta Energy Efficiency Act. Discussion Paper Jan 2010. Alberta Energy Effiency Alliance. Accessed 2 July 2011. <http://www.aeea.ca>|Plan It Calgary. Calgary Transportation Plan 2009. Accessed 2 July 2011. <http://www.calagary.ca>|Cycling Strategy June 2011. Accessed 2 July 2011. The City of Calgary. <http://www.calgary.ca>|";
city_data_source[19] = "Caracas|State Authority Summary Statistics (2009) Instituto Nacional de Estatistica. Accessed 5 Aug 2011. http://www.ine.gov.ve|Gobierno en Linea - Distrito Capital. Government of Venezuela. Accessed 5 Aug 2011. http://www.gobiernoenlinea.ve|State Authority Summary Statistics (2009) Instituto Nacional de Estatistica. Accessed 5 Aug 2011. http://www.ine.gov.ve|Total Population, by Federal Agency. Insitituta Nacional De Estatistias. Accessed 5 August 2011. http://www.ine.gov.ve||Caracas. Cities of the World (2008). City-Data Website. Accessed 5 Aug 2011. http://www.city-data.com||Caracas. Cities of the World (2008). City-Data Website. Accessed 5 Aug 2011. http://www.city-data.com||Global 500 (2011). Fortune Magazine. Accessed 5 Aug 2011. http://www.money.cnn.com|Venezuela. Insitituto Nacional De Estadística. Cuadro E1C1, Districto Capital. Indicadores Globales de La Fuerza de Trabajo Según Sexo 2007-2009. Accessed 5 August 2011.  http://www.ine.gov.ve|EIC6 Hogares y personas, por Persona de Pobreza. (2008) Insitituta Nacional De Estatistias. Accessed 5 August 2011. http://www.ine.gov.ve|Metro de Caracas. Metro de Caracas. Accessed 5 August 2011. http://www.metrodecaracas.com.ve||Aeropeurto de Maiquetia \"Simon Bolivar.\" Instituto Aeropuerto Internacional de Maiquetia. (2007) Accessed 5 August 2011. http://www.aeropuerto-maiquetia.com|Venezuelan Continues to Send Aid to Haiti. (2010) Juventud Rebelde. Accessed 5 August 2011. http://www.juventudrebelde.co.cu|||2011 University Web Ranking. \"Universities in Venezuela.\" 4 International Colleges and Universities. Accessed 6 August 2011. http://www.4icu.org||Venezuela. Instituto Nacional De Estadístca. Tourismo Internacional. Encuesta de Tourismo Receptivo I Trimestre 2010. May 2010. Accessed 23 June 2011. http://www.ine.gov.ve/|Venezuela. Instituto Nacional De Estadístca. Tourismo Interior. Encuesta De Tourismo Interno II Trimestre 2009. Jan. 2010. Accessed 23 June 2011. <http://www.ine.gov.ve/boletines/TurismoNacional/menu_turismo_nac.asp>.|||Infant Mortality Rate. National Statistics Institute. Accessed 6 August 2011. <http://www.ine.gov.ve>|Venezuela (2011). The World Factbook. Accessed 6 August 2011.  http://www.cia.gov|Venezuela (2011). The World Factbook. Accessed 6 August 2011.  http://www.cia.gov||Public Health Facilities by Parish (2006). Instituto Nacional de Estatistica. Accessed 6 August 2011. <http://www.ine.gov.ve>|Developed Countries see Venezuela as Example in Anti-Smoking Battle. Agencia Venezolana de Noticias.  Accessed 6 August 2011. http://www.avn.info.ve|Venezuela, Anuario Estadistico de Venezuela (2003).  Caracas, Instituto Nacional de Estadistica Accessed 6 August 2011. http://www.ine.es/|||Air Pollution Data by Country and City, (1999). World Bank. Accessed on 6 August 2011. http://www.worldbank.org/|\"Bolivarian Government Gave 372 Thousand Natural Gas Vehicles\". Gobierno Boliviano de Venezuela. Accessed 5 August 2011. http://www.minci.gob.ve|||";
city_data_source[20] = "Chicago|State and County QuickFacts. United States Census Bureau.  Accessed 26 July 2011. http://www.census.gov.|CMAP&#8217;s 2005 Land-use Inventory. Chicago Metropolitan Agency for Planning. Accessed 26 July 2011. http://www.cmap.illinois.gov|People Quick Facts. US Census Bureau. Accessed 26 July 2011. http://www.census.gov|Cumulative Estimates of Population Change for Metropolitan Statistical Areas and Rankings. US Census Bureau. Accessed 26 July 2011. www.census.gov|Place of Birth by Citizenship Status. American Community Survey.US Census Bureau. Accessed 26 July 2011. http://actfinder.census.gov||Regional Economic Accounts. Bureau of Economic Analysis - US Department of Commerce. Accessed 26 July 2011. http://www.bea.gov|Chicago Employee Statistics by NAICS Code. CLResearch. Accessed 26 July 2011. http://www.clrsearch.com/|Chicago Employee Statistics by NAICS Code. CLResearch. Accessed 26 July 2011. http://www.clrsearch.com/|Percetage of Global 500 Headquarters (2011). CNN. Accessed 26 July 2011. http://money.cnn.com|Chicago Unemployment Rate (2011). World Business Chicago. Accessed 26 July 2011. http://www.worldbusinesschicago.com|Poverty Status in the Past 12 Months By Sex By Age. American Community Survey. US Census Bureau. Accessed 26 July 2011. http://factfinder.census.gov |Chicago Transit Authority. Transit Chicago. Accessed 26 July 2011. http://www.transitchicago.com/|Means of Transportation to Work - Workers 16 and Over. American Community Survey. United States Census Bureau. Accessed 26 July 2011. http://factfinder.census.gov |Chicago Department of Aviation. Chicago Department of Aviation. Accessed 26 July 2011. http://www.ohare.com|Port of Chicago. Illinois International Port District. Accessed 26 July 2011. http://www.theportofchicago.com|World Business Chicago - Illinois Board of Higher Education, Databook 2008. Chicago Convention & Tourism Bureau. Accessed 26 July 2011. http://www.worldbusinesschicago.com |Sex By Educational Attainment For the Population 25 Years and Over. American Community Survey. US Census Bureau. Accessed 27 July 2011. http://factfinder.census.gov |World Business Chicago - Illinois Board of Higher Education, Databook 2008. Chicago Convention & Tourism Bureau. Accessed 27 July 2011. http://www.choosechicago.com |Visitor Impact. Chicago Convention & Tourism Bureau. Accessed 27 July 2011. http://www.choosechicago.com|Visitor Impact. Chicago Convention & Tourism Bureau. Accessed 27 July 2011. http://www.choosechicago.com|Visitor Impact. Chicago Convention & Tourism Bureau. Accessed 27 July 2011. http://www.choosechicago.com|Visitor Impact. Chicago Convention & Tourism Bureau. Accessed 27 July 2011. http://www.choosechicago.com|Current Chicago Hotel Supply. Chicago Convention & Tourism Bureau. Accessed 27 July 2011. http://www.choosechicago.com. |Infant Mortality Numbers. Illinois Department of Public Health. Accessed 27 July 2011. www.idph.state.il.us|Silva, Abigail. Assessing Disparities in Life Expectancy in Chicago. APHA Public Health and the Environment - Washington D.C: November 6-10, 2004.  Accessed on 27 July 2011. http://apha.confex.com|Silva, Abigail. Assessing Disparities in Life Expectancy in Chicago. APHA Public Health and the Environment - Washington D.C: November 6-10, 2004.  Accessed on 27 July 2011. http://apha.confex.com||Hospital Profile. City of Chicago - Department of Public health. Accessed 27 July 2011. http://www.cityofchicago.org|Public Health - Clean Indoor Air Ordinance (No Smoking) (2010). City of Chicago. Accessed 27 July 2011. http://www.cityofchicago.org|Directory. Illinois Association of Museums - Chicago. Accessed 27 July 2011. http://www.state.il.us|Chicago Venue Directory. Bizbash. Accessed 27 July 2011. http://www.bizbash.com||Air Pollution Data by Country and City, (1999). World Bank. Accessed on 23 August 2011. http://www.worldbank.org/|City of Chicago: Clean and Renewable Energy. City of Chicago - Department of Environment. Accessed 27 July 2011. http://www.cityofchicago.org|CTA Uses Stimulus Funds to Purchase Articulated Hybrid Buses.Chicago Transit Authority. Accessed 27 July 2011. http://www.transitchicago.com|Chicago B-Cycle (2010). Accessed 27 July 2011. http://chicago.bcycle.com|";
city_data_source[21] = "Cologne|Das Stadtgebiet im Überblick (2010). Zahlen + Statistik - Flächennutzung.  City of Cologne. Accessed 25 July 2011. http://www.stadt-koeln.de/|Urban Audit: Köln City Profile (2001). European Union. Accessed 25 July 2011. http://www.urbanaudit.org|Cologne Statistical Yearbook. (2010) Stadt Koeln. Accessed 25 July 2011. http://www.stadt-koeln.de|Urban Audit (2004). European Union. Accessed 23 July 2011. http://www.urbanaudit.org |Cologne Statistical Yearbook. (2010) Stadt Koeln. Accessed 25 July 2011. http://www.stadt-koeln.de|Brinkhoff, Thomas.  Germany (2006). City Population. Institute for Applied Photogrammetry and Geo-computer Science at the University of Applied Sciences, Oldenberg. Accessed 23 July 2011. http://www.citypopulation.de/|UK Economic Outlook (2009). PriceWaterhouseCoopers. Accessed 25 July 2011. http://www.pwc.com|Cologne Statistical News, (2010).  City of Cologne. Accessed 28 July 2011.  www.stadt-koeln.de|Cologne Statistical News, (2010).  City of Cologne. Accessed 28 July 2011.  www.stadt-koeln.de|Global 500. (2011) CNN Money. Accessed 25 July 2011. http://money.cnn.com|Cologne Statistical Yearbook (2010). Stadt Koeln. Accessed 25 July 2011. http://www.stadt-koeln.de|Urban Audit (2004). European Commission. http://www.urbanaudit.org |About Us. Verkehrsverbund Rhein-Sieg. Accessed 28 July 2011. http://www.vrsinfo.de/|Climate Protection and Mobility, (2011).  City of Cologne.  Accessed 28 July 2011. http://www.stadt-koeln.de|Garvens, Micheal and Klapdor, Wolfgang. Cologne-Bonn International Airport Annual Report 2006. http://www.cologne-bonn-airport.com. |Cargo Handling Points, (2009). Häfen und Güterverkehr Köln AG (HGK).  Accessed 28 July 2011. http://www.hgk.de|Cologne Statistical Yearbook. (2010) Stadt Koeln. Accessed 25 July 2011. http://www.stadt-koeln.de|Cologne Statistical Yearbook. (2010) Stadt Koeln. Accessed 25 July 2011. http://www.stadt-koeln.de|Cologne Statistical Yearbook. (2010) Stadt Koeln. Accessed 25 July 2011. http://www.stadt-koeln.de|Cologne Statistical Yearbook. (2010) Stadt Koeln. Accessed 25 July 2011. http://www.stadt-koeln.de|||Cologne Conference Barometer 2010. Convention Cologne. Accessed 26 August 2011. http://www.conventioncologne.de||Urban Audit (2004). European Union. Accessed 25 July 2011. http://www.urbanaudit.org |Cologne Statistical Yearbook. (2010) Stadt Koeln. Accessed 25 July 2011. http://www.stadt-koeln.de|Cologne Statistical Yearbook. (2010) Stadt Koeln. Accessed 25 July 2011. http://www.stadt-koeln.de|Cologne Statistical Yearbook. (2010) Stadt Koeln. Accessed 25 July 2011. http://www.stadt-koeln.de|Cologne Statistical Yearbook. (2010) Stadt Koeln. Accessed 25 July 2011. http://www.stadt-koeln.de|German States to Ring in 2008 with Smoking Ban (2007). Der Spiegel.  Accessed 28 July 2011. http://www.spiegel.de|Museums of the City of Cologne, (2011). City of Cologne. Accessed 28 July 2011. http://www.museenkoeln.de||Cologne Statistical Yearbook. (2010) Stadt Koeln. Accessed 25 July 2011. http://www.stadt-koeln.de||National Energy Efficiency Action Plan (EEAP) of the Federal Republic of Germany, (2007).  Federal Ministry of Economic Affairs and Technology.  Accessed 28 July 2011. http://www.ec.europa.eu|| Paris Rental Bike Scheme goes International, (2007). Speigel Online International. Accessed 28 July 2011.  http://www.spiegel.de|";
city_data_source[22] = "Copenhagen|Contacts and Facts: Population By Age and Density (2011). City of Copenhagen. Accessed 30 July 2011. http://www.kk.dk|City Profiles: Kobenhavn (2011). Urban Audit. Accessed 31 July 2011. http://www.urbanaudit.org/|About Denmark. City of Copenhagen.  Accessed 1 August 2011. http://www.denmark.dk|Hovedstaden (Denmark): Municipalities and Urban Areas (2011). City Population Website. Accessed 19 July 2011. http://www.citypopulation.de|Copenhagen City. Statistical Ten-Year Review 2005. Accessed 19 July 2011. http://www.kk.dk|Copenhagen City. Statistical Ten-Year Review 2005. Accessed 19 July 2011. http://www.kk.dk|City Profiles: Kobenhavn (2011). Urban Audit. Accessed 31 July 2011. http://www.urbanaudit.org/|Labour Market: Resident Employees by Industry and Workplace (2009). City of Copenhagen. Accessed 1 August 2011. http://www.kk.dk|Labour Market: Resident Employees by Industry and Workplace (2009). City of Copenhagen. Accessed 1 August 2011. http://www.kk.dk|Global 500 (2011). CNN Money. Accessed 19 July 2011. http://money.cnn.com|Labor Market: Gross Unemployment (2011). City of Copenhagen. Accessed 1 August 2011. http://www.kk.dk||Transport In Copenhagen. Visit Copenhagen. Accessed 2 August 2011. http://www.visitcopenhagen.com||To the Airport (2011). Copenhagen Metro. Accessed on 19 July 2011. http://www.intl.m.dk/|Copenhagen Malmo Port (2011). CM Port. Accessed 19 July 2011. http://www.cmport.com|City of Copenhagen-Populaton by Receiving Education (2009).  Accessed 19 July 2011. http://www.kk.dk|Statistical Ten-Year Review (2005). City of Copenhagen. Accessed 3 August 2011. http://www.kk.dk|Higher Education Institutions. Study in Denmark.  Accessed 19 July 2011. http://www.studyindenmark.dk||||Tourism In Figures (2010). Wonderful Copenhagen. Accessed 2 August 2011. http://www.wonderfulcopenhagen.dk/||Urban Audit (2001). European Union. Accessed on 2 May 2010 at http://www.urbanaudit.org |Average Life Expectancy.  City of Copenhagen. Accessed 20 July 2011. http://www.kk.dk/|Average Life Expectancy.  City of Copenhagen. Accessed 20 July 2011. http://www.kk.dk/||Copenhagen City (Københavns Kommune) Statistics: Statistical Ten-Year Review: 2005.  Accessed 19 July 2011. http://www.kk.dk/||Denmark- Museums. Visit Denmark. Accessed 15 July 2011. http://www.sk.kk.dk||Kobenhavn. Urban Audit (2001). European Union. Accessed  1 August 2011. http://www.urbanaudit.org|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 15 July 2011. http://www.worldbank.org/|Politics and Influence: Environmental Policy (2003). The City of Copenhagen. Accessed 1 August 2011. http://www.kk.dk|Copenhagen Climate Plan: the Short Version (2009). The City of Copenhagen. Accessed 1 August 2011. http://www.kk.dk|Free Biks! (2010). Cycle Guide DK. Accessed 2 August 2011. http://www.cycleguide.dk|";
city_data_source[23] = "Curitiba|Area e Distancia dos Barrios ate o Marco Zero de Curitiba (2005). Instituto de Pesquisa e Planejamento Urbano de Curitiba. Accessed 02 August 2011. http://ippucweb.ippuc.org.br/|Regiao Metropolitana de Curitiba. Guia do Investidor (2010). Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br|Sintese de Indicadores de Curitiba. Guia do Investidor (2010). Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br|Regiao Metropolitana de Curitiba. Guia do Investidor (2010). Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br|Sintese de Indicadores de Curitiba. Guia do Investidor (2010). Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br|Sintese de Indicadores de Curitiba. Guia do Investidor (2010). Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br|Sintese de Indicadores de Curitiba. Guia do Investidor (2010). Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br|Socioeconomic Information - Investor Guidebook (2008). Curitiba. Accessed 12 July 2011. http://www.curitiba.pr.gov.br|Socioeconomic Information - Investor Guidebook (2008). Curitiba. Accessed 12 July 2011. http://www.curitiba.pr.gov.br|Percentage of Global 500 Headquarters Brazil (2011). CNN. Accessed 02 August 2011. http://www.money.cnn.com|Mercado de Trabalho. Guia do Investidor (2010). Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br|\"Curitiba has a Lower Povery Rate\" (2008). BemParana. Accessed 12 July 2011. http://www.guiabemparana.com.br|Clarke, Darrell. \"Curitiba&#8217;s \"Bus Rapid Transit\" – How Applicable to Los Angeles and Other U.S. Cities?\" Light Rail Now. Accessed 12 July 2011. www.lightrailnow.org|The Curitiba Experience. Federal Transit Administration. Accessed 04 August  2011. http://www.fta.dot.gov|Socioeconomic Information - Investor Guidebook (2008). Curitiba. Accessed 02 August 2011. http://www.curitiba.pr.gov.br|Socioeconomic Information - Investor Guidebook (2008). Curitiba. Accessed 02 August 2011. http://www.curitiba.pr.gov.br|Socioeconomic Information - Investor Guidebook (2008). Curitiba. Accessed 02 August 2011. http://www.curitiba.pr.gov.br|Educacao Profissional. Guia do Investidor 2010. Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br |Educacao Profissional. Guia do Investidor 2010. Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br |Curitiba, Cidade Turistica. Guia do investidor 2010. Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br|Curitiba, Cidade Turistica. Guia do Investidor 2010. Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br|Curitiba, Cidade Turistica. Guia do Investidor 2010. Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br|Curitiba, Cidade Turistica. Guia do Investidor 2010. Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br|Oferta Hoteleira/Unidades Habitacionais no Parana - 1994 a 2007. Instituto de Pesquisa e Planejamento Urbano de Curitiba. Accessed 02 August 2011. http://ippucweb.ippuc.org.br/|Coeficiente de Mortalidade Infantil em Curitiba - Paraná - 1979 a 2009. nstituto de Pesquisa e Planejamento Urbano de Curitiba.  Accessed 02 August 2011. http://ippucweb.ippuc.org.br/|Esperanca de vida ao nascer em Curitiba - 1980 a 2004. Accessed 02 August 2011. http://ippucweb.ippuc.org.br/Bancodedados/Curitibaemdados/Curitiba_em_dados_Pesquisa.htm|Esperanca de vida ao nascer em Curitiba - 1980 a 2004. nstituto de Pesquisa e Planejamento Urbano de Curitiba.  Accessed 02 August 2011. http://ippucweb.ippuc.org.br/||Hospitais de Curitiba.Clinicas-Curitiba.Accessed 04 August 2011. http://www.clinicas-curitiba.com|\"Anti-Smoking Law; Where you Can and Cannot Smoke.\" Curitiba in English. Accessed 04 August 2011. http://curitibainenglish.com.br |Cultura. Guia do Investidor (2010). Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br|Cultura. Guia do Investidor (2010). Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br|Curitiba e o Meio Ambiente. Guia do Investidor 2010. Curitiba. Accessed 02 August 2011. http://www.agencia.curitiba.pr.gov.br |Air Pollution Data Per Country. The World Bank, Development Economic Research Group Estimates.  Accessed on 15 July 2011. http://www.worldbank.org||||";
city_data_source[24] = "Delhi|Statistics of Delhi at a Glance. Department of Economics and Statistics. Govt of NCT of Delhi. Accessed on 1 August 2011 at http://des.delhigovt.nic.in/ |\"Master Plan for Delhi-2021,\" Delhi Development Authority. Accessed on 1 August 2011. http://dda.org|\"Provisional Population Totals Paper 1 of 2011: NCT of Delhi\" Census of India. Accessed 1 August 2011. http://censusindia.gov.in|||\"Provisional Population Totals Paper 1 of 2011: NCT of Delhi\" Census of India. Accessed 1 August 2011. http://censusindia.gov.in|Statistical Handbook 2010. Department of Economics and Statistics. Accessed on 1 August 2011. http://des.delhigovt.nic.in/|Socio-Economic Profile of Delhi, 2007-2008. Delhi Planning Department. Accessed on 1 August 2011. www.delhi.gov.in|Socio-Economic Profile of Delhi, 2007-2008. Delhi Planning Department. Accessed on 1 August 2011. www.delhi.gov.in|Global 500, (2011). Fortune. Accessed 4 August 2011. http://money.cnn.com|Economic Survey of Delhi, 2005-2006. Planning Department, Government of National Capital Territory of Delhi. Accessed on 1 August 2011 at http://delhiplanning.nic.in|Economic Survey of Delhi, 2005- 2006.  Planning Department, Government of National Capital Territory of Delhi. Accessed on 1 August 2011 at http://delhiplanning.nic.in|Economic Survey of Delhi, 2005-2006. Planning Department, Government of National Capital Territory of Delhi. Accessed on 1 August 2011. http://delhiplanning.nic.in||Delhi-Indira Gandhi International Airport. Accessed on 1 August 2011. http://www.newdelhiairport.in/|Shipping ministry likely to establish new regulator for ports (2011). The Economic Times. Accessed 1 August 2011. http://economictimes.indiatimes.com|Statistical Handbook 2007. Delhi Department of Economics and Statistics. Accessed 1 August 2011. http://des.delhigovt.nic.in/||Socio-Economic Profile of Delhi, 2007-2008. Delhi Planning Department. Accessed on 1 August 2011. www.delhi.gov.in|Tourism Department: In Search of Tourists, (2002). Centre for Civil Society. Accessed 4 August 2011. http://www.cssindia.org|Tourism Department: In Search of Tourists, (2002). Centre for Civil Society. Accessed 4 August 2011. http://www.cssindia.org|Tourism Department: In Search of Tourists, (2002). Centre for Civil Society. Accessed 4 August 2011. http://www.cssindia.org||\"Hoteliers Hot on NCR, Room Capacity to Double in 5 Years,\" The Times of India. Accessed 1 August 2011. http://timesofindia.indiatimes.com |Statistical Handbook 2010. Department of Economics and Statistics. Accessed on 1 August 2011. http://des.delhigovt.nic.in/|Life Expectancy at Birth, Males 2007. Population Reference Bureau. Accessed 1 August 2011. http://www.prb.org|Life Expectancy at Birth, Females. 2007. Population Reference Bureau. Accessed 1 August 2011. http://www.prb.org||\"Home|Hospitals.\" Government of NCT of Delhi. Accessed 1 August 2011. http://des.delhigovt.nic.in/ |\"Anti-Smoking Law Highly Impractical: Civic Body.\" Accessed 1 August 2011. http://www.indianexpress.com|\"Museums in Delhi,\" Delhi Tourism. Accessed 1 August 2011. http://delhitourism.nic.in|||\"Air Pollution.\" 2007 World Development Indicators. The World Bank. Accessed 1 August 2011. http://www.worldbank.org|The Energy Conservation Act. Ministry of Power. Accessed 1 August 2011. http://www.powermin.nic.in|\"New Tech Set to Turn CNG Greener\" (2009). The Times of India. Accessed 1 August 2011. http://www.timesofindia.indiatimes.com|\"Locations\", FreMo: the Freedom to Move. Accessed 1 August 2011. http://www.fremo.in|";
city_data_source[25] = "Dhaka|Profile. Dhaka City Corporation. Accessed 25 July 2011. <http://www.dhakacity.org>|Dhaka City At A Glance. Dhaka City Corporation. Accessed 25 July 2011. <http://www.dhakacity.org>|Dhaka City At A Glance. Dhaka City Corporation. Accessed 25 July 2011. <http://www.dhakacity.org>|Dhaka City At A Glance. Dhaka City Corporation. Accessed 25 July 2011. <http://www.dhakacity.org>||Dhaka City At A Glance. Dhaka City Corporation. Accessed 25 July 2011. <http://www.dhakacity.org>|Dhaka City At A Glance. Dhaka City Corporation. Accessed 25 July 2011. <http://www.dhakacity.org>|Background Note: Bangladesh (2010). U.S. Department of State. Accessed 23 August 2011. http://www.state.gov|Background Note: Bangladesh (2010). U.S. Department of State. Accessed 23 August 2011. http://www.state.gov|Global 500 (2010). CNN Money. Accessed 23 August 2011. http://www.money.cnn.com|Dhaka City At A Glance.Dhaka City Corporation. Accessed 25 July 2011. <http://www.dhakacity.org>|UNESCO Dhaka Activity Report 2004-2005. Key Education and Socio-Economic Indicators. United Nations Educational, Scientific and Cultural Organization.  Accessed 25 July 2011. <http://unesdoc.unesco.org>|Dhaka City At A Glance. Dhaka City Corporation. Accessed 19 July 2011. <http://www.dhakacity.org>|Deficiences of Existing Mass Transit System in Metropolitan Dhaka and Improvement Options, (2008). CODATU Conference XIII. Accessed 19 July 2011. http://www.codatu.org|Airports in Bangladesh. Civil Aviation Authority, Bangladesh. Accessed 19 July 2011. <http://www.caab.gov.bd>|Dhaka, (2011). Sea Freight Exchange. Accessed 20 July 2011. http://www.searates.com/|||List of Universities in Bangladesh, (2009). IRST, University of Dhaka. Accessed 19 July 2011. http://www.isrt.ac.bd||||||UNESCO Dhaka Activity Report 2004-2005. United Nations Educational, Scientific and Cultural Organization.  Accessed 25 July 2011. <http://unesdoc.unesco.org>|UNESCO Dhaka Activity Report 2004-2005. United Nations Educational, Scientific and Cultural Organization.  Accessed 25 July 2011. <http://unesdoc.unesco.org>|UNESCO Dhaka Activity Report 2004-2005. United Nations Educational, Scientific and Cultural Organization.  Accessed 25 July 2011. <http://unesdoc.unesco.org>|UNESCO Dhaka Activity Report 2004-2005. United Nations Educational, Scientific and Cultural Organization.  Accessed 25 July 2011. <http://unesdoc.unesco.org>|Profile. Dhaka City Corporation. Accessed 19 July 2011. <www.dhakacity.org>|Anti-smoking Law effective from today, (2005). The Daily Star. Accessed 20 July 2011. http://www.thedailystar.net|Profile. Dhaka City Corporation. Accessed 19 July 2011. <http://www.dhakacity.org>||Urbanization and Green Space Dynamics in Greater Dhaka, Bangladesh. International Consortium of Landscape and Ecological Engineering and Sringer 2011. Accessed 26 July 2011. http://www.curtin.academia.edu|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 20 July 2011. http://www.worldbank.org/|Clean Dhaka Project. (2010) Dhaka City Corporation. Accessed 21 July 2011. <http://www.dhakacity.org>|||";
city_data_source[26] = "Dubai|Dubai Nature.Government of Dubai. Accessed 15 July 2011. <http://www.dubai.ae>|The United Arab Emirates. Dorchester Investment Group. Accessed 15 July 2011. <http://www.dorchesterinvestments.com>|Dubai in Figures. Dubai Statistics Center. Accessed 15 July 2011. <http://www.dsc.gov.ae>|Statistical Yearbook 2009. Dubai Statistics Center. Accessed 22 June 2011. <www.dsc.gov.ae>||Demographic Indicators 2008. Dubai Statistics Centre. Accessed 10 July 2011. <www.dsc.gov.ae>|United Arab Emirates Fact Sheet. Australian Government Department of Foreign Affairs and Trade. Accessed 12 July 2011. <www.dfat.gov.au>|DCCI 2003 Survey. Dubai Chamber of Commerce. Accessed 15 April 2010. <www.dubaichamber.ae>|DCCI 2003 Survey. Dubai Chamber of Commerce. Accessed 15 April 2010. <www.dubaichamber.ae>|Fortune 500 Companies, (2009). Fortune Magazine. Accessed on 23 June 2011. http://money.cnn.com|Statistical Yearbook 2009. Dubai Statistics Centre. Accessed 22 June 2011. <www.dsc.gov.ae>||Public Transport. Roads and Transport Authority. Accessed 15 April 2010. <www.rta.ae>||Dubai International. Dubai International Airport. Accessed 15 April 2010. <http://www.dubaiairport.com>|Dubai Ports Authority. United Arab Emirates: Government. Accessed 15 April 2010. <http://www.ua.gov.ae>|The Higher Education Landscape in Dubai 2010. Knowledge and Human Development Authority. Government of Dubai. Accesss 11 July, 2011. <http://www.khda.gov.ae>|Statistical Yearbook 2009. Dubai Statistics Center. Accessed 22 June 2011. <http://www.dsc.gov.ae>|The Higher Education Landscape in Dubai 2010. Knowledge and Human Development Authority. Government of Dubai. Accesss 11 July, 2011. <http://www.khda.gov.ae>|Statistical Yearbook 2009. Dubai Statistics Center. Accessed 23 June 2011. <http://www.dsc.gov.ae>|Statistical Yearbook 2009. Dubai Statistics Center. Accessed 23 June 2011. <http://www.dsc.gov.ae>|Statistical Yearbook 2009. Dubai Statistics Center. Accessed 23 June 2011. <http://www.dsc.gov.ae>|A Report for Emirates and Dubai Airports. Explaining Dubai&#8217;s Aviation Model (2011). Oxford Economics. Accessed 26 August 2011. http://www.dubaiairports.ae|Dubai in Figures. (2009) Dubai Statistics Center. Accessed 14 April 2010. <http://www.dsc.gov.ae>|Statistical Yearbook 2009. Dubai Statistics Center. Accessed 22 June 2011. <http://www.dsc.gov.ae>|Demographic Indicators 2008. Dubai Statistics Centre. Accessed 13 April 2010 <http://www.dsc.gov.ae>|Demographic Indicators 2008. Dubai Statistics Centre. Accessed 13 April 2010 <http://www.dsc.gov.ae>|Statistical Yearbook 2009. Dubai Statistics Center. Accessed 22 June 2011. <http://www.dsc.gov.ae>|Statistical Yearbook 2009. Dubai Statistics Center. Accessed 23 June 2011. <http://www.dsc.gov.ae>|DHA launches anti-smoking campaign. Dubai Health Authority. Accessed 23 August 2012. <http://www.dohms.gov.ae>|Dubai for Tourism. Dubai Department of Tourism and Commerce Marketing. Accessed 23 June 2011. <http://www.dubaitourism.ae>|Statistical Yearbook 2009. Dubai Statistics Center. Accessed 22 June 2011. <www.dsc.gov.ae>|Dubai Branching out with Green Plan for 11 More Parks (2011). The National,  Accessed 11 July 2011. <http://www.thenational.ae>|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 26 March 2010. http://www.worldbank.org/||||";
city_data_source[27] = "Dublin|Facts about Dublin City (2008). Dublin City Council. Accessed 12 July 2011. http://www.dublincity.ie/|European Metropolitan Transportation Authorities (2011). Accessed 12 July 2011. <www.emta.com>|Census of Population 2011 Preliminary Results. CSO: Central Statistics Ofiice Ireland. (2011) Accessed 11 July 2011. <http://www.cso.ie>|Dublin Regional Air Quality Management Plan 2009-2012. Dublin City Council. Accessed 11 July 2011. <http://www.dublincity.ie>|Non-National Population (2006). Open Cities British Council. Accessed on 13 July 2011. <http://opencities.britishcouncil.org>|Regional Population Projections 2011-2026. Central Statistics Office Ireland. Accessed 11 July, 2011. <http://www.cso.ie>||DUBLIN CITY COUNCIL – THINK DUBLIN! RESEARCH SERIES. Dublin City Indicators A Commentary on Dublin&#8217;s Performance. Dublin City Office of International Relations and Research. Accessed 11 July 2011. <http://www.dublincity.ie>|DUBLIN CITY COUNCIL – THINK DUBLIN! RESEARCH SERIES. Dublin City Indicators A Commentary on Dublin&#8217;s Performance. Dublin City Office of International Relations and Research. Accessed 11 July 2011. <http://www.dublincity.ie>|Global 500. (2009) CNN Money. Accessed 12 July 2011. http://money.cnn.com|Urban Cities Respond to the Economic Crisis (2010). European Regional Development Fund. Accessed 14 July 2011. <http://urbact.eu>|Poverty and Income Distribution in Ireleand.  EU Year Against Poverty Needs More than Rhetoric from the Irish Government and the EU. Social Justice Ireland. Accessed 13 July 2011. <http://www.socialjustice.ie>| Transport. City of Dublin. Accessed 12 July 2011. http://www.dublin.ie|| Transport. City of Dublin. Accessed 12 July 2011. http://www.dublin.ie|Dublin Port. (2009) Accessed 12 July 2011. http://www.dublinport.ie|||Further & Continual Education. (2008) City of Dublin. <http://www.dublin.ie>|Tourism in Dublin 2009. Dublin Regional Tourism Authority. Accessed 12 July 2011. http://www.visitdublin.com|Tourism in Dublin 2009. Dublin Regional Tourism Authority. Accessed 12 July 2011. http://www.visitdublin.com|Tourism in Dublin 2009. Dublin Regional Tourism Authority. Accessed 12 July 2011. http://www.visitdublin.com|Tourism in Dublin 2009. Dublin Regional Tourism Authority. Accessed 12 July 2011. http://www.visitdublin.com|Tourism in Dublin 2009. Dublin Regional Tourism Authority. http://www.visitdublin.com||Population and Labor Force Projections (2011-2041). Central Statistics Office Ireland. Accessed 12 July 2011. <http://www.cso.ie>|Population and Labor Force Projections (2011-2041). Central Statistics Office Ireland. Accessed 12 July 2011. <http://www.cso.ie>|Country Facts. Tiscali. Accessed 12 July 2011. http://www.tiscali.co.uk|Dublin City Community Maps.Dublin City Council. Accessed 11 July 2011. <http://www.dublin.ie>|Citizens Information (Ireland) Accessed 11 July 2011. http://www.citizensinformation.ie|National Museums. Official Online Tourist Office of Dublin. <http://www.visitdublin.com>||Greenspace and Biodiversity. Urban Environment Project, UCD Urban Institute Ireland. Accessed 11 July 2011. <http://www.uep.ie>||Energy. Dublin City Council (2011). Accessed 12 July 2011. <http://www.dublin.ie>||Dublin Bikes. Dublin Bikes. Accessed 12 July 2011. http://www.dublinbikes.com|";
city_data_source[28] = "Frankfurt|Main Statistical Yearbook 2009. City of Frankfurt am Main. Accessed 12 July  2011. http://www.frankfurt.de|Main Statistical Yearbook 2009. City of Frankfurt am Main. Accessed 12 July  2011. http://www.frankfurt.de|Main Statistical Yearbook 2009. City of Frankfurt am Main. Accessed 12 July  2011. http://www.frankfurt.de|Main Statistical Yearbook 2009. City of Frankfurt am Main. Accessed 12 July  2011. http://www.frankfurt.de|Statistisches Portrait / Statistical Portrait (2006). Frankfurt am Maim. Accessed 12 July 2011. http://www.frankfurt.de|Statistisches Portrait / Statistical Portrait (2006). Frankfurt am Maim. Accessed 12 July 2011. http://www.frankfurt.de|Main Statistical Yearbook 2009. City of Frankfurt am Main. Accessed 12 July  2011. http://www.frankfurt.de|Main Statistical Yearbook 2009. City of Frankfurt am Main. Accessed 12 July  2011. http://www.frankfurt.de|Main Statistical Yearbook 2009. City of Frankfurt am Main. Accessed 12 July  2011. http://www.frankfurt.de|Fortune 500 Companies, (2011). Fortune Magazine. Accessed on 12 July 2011. http://money.cnn.com|Main Statistical Yearbook 2009. City of Frankfurt am Main. Accessed 12 July  2011. http://www.frankfurt.de|Urban Audit (2004). European Commission. Accessed 15 June 2011. http://www.urbanaudit.org|Living in Frankfurt: Statistics (2006). City of Frankfurt am Main. Accessed 15 March 2010 at http://www.frankfurt.de |Main Statistical Yearbook 2009. City of Frankfurt am Main. Accessed 12 July  2011. http://www.frankfurt.de|Frankfurt Airport, (2011).  Accessed 12 July 2011. http://www.frankfurt-airport.com|Port Authority of Frankfurt Website. Accessed 15 July 2011. http://www.hafen-frankfurt.de/|Educational Institutions. City of Frankfurt am Main. Accessed 12 July 2011. http://www.frankfurt.de||Main Statistical Yearbook 2009. City of Frankfurt am Main. Accessed 12 July  2011. http://www.frankfurt.de|Guests and Overnight Stays 2010. City of Frankfurt. Accessed 13 July 2011. http://www.frankfurt-tourismus.de|Guests and Overnight Stays 2010. City of Frankfurt. Accessed 13 July 2011. http://www.frankfurt-tourismus.de|Guests and Overnight Stays 2010. City of Frankfurt. Accessed 13 July 2011. http://www.frankfurt-tourismus.de||Ga¨ste- und U¨bernachtungszahlen 2010 (Guests and Overnight Stays 2010). City of Frankfurt. Accessed 12 July 2011. http://www.frankfurt-tourismus.de||World&#8217;s Best Places to Live 2010: Frankfurt. Bloomberg BusinessWeek. Accessed 13 July 2011. http://www.businessweek.com|World&#8217;s Best Places to Live 2010: Frankfurt. Bloomberg BusinessWeek. Accessed 13 July 2011. http://www.businessweek.com|Health and Social Security, (2009).  Frankfurt am Maim. Accessed 13 July 2011. http://www.frankfurt.de|Health and Social Security, (2009).  Frankfurt am Maim. Accessed 13 July 2011. http://www.frankfurt.de|Happy Nicotine-Free New Year: German States to Ring in 2008 with Smoking Ban, (2007). Der Spiegel. Accessed 13 July 2011. http://www.spiegel.de|Quality of Life, (2011). City of Frankfurt am Main. Accessed 13 July 2011. http://www.frankfurt.de|Quality of Life, (2011). City of Frankfurt am Main. Accessed 13 July 2011. http://www.frankfurt.de|Frankfurt: The Green City. City of Frankfurt am Main, Department for Environment and Health. Accessed 13 July 2011. http://www.umweltfrankfurt.de|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 13 July 2011. http://www.worldbank.org/|Frankfurt 2008 Action Plan. Hessian Ministry of Environment, Rural Development, and Consumer Protection. Accessed 13 July 2011. http://www.frankfurt.de|Low Emisison Zone Frankfurt am Main, (2010). Frankfurt am Main. Accessed 13 July 2011. http://www.frankfurt.de|\"Call A Bike\" Website. Accessed 15 July 2011. http://www.callabike-interaktiv.de/kundenbuchung/|";
city_data_source[29] = "Geneva|Canton de Geneve. Population Résidante Selon L&#8217;origine, Le Sexe, Le Groupe D&#8217;âges et L&#8217;état Matrimonial. Office Cantonale de la Statistique. Accessed on 19 June 2011. http://www.ge.ch|Chiffres Cles: Geneve. Office Fédéral de La Statistique, Neuchâtel. Accessed June 19, 2011. http://www.bfs.admin.ch/|Ville de Geneve. Population Résidante Selon L&#8217;origine, Le Sexe, Le Groupe D&#8217;âges et L&#8217;état Matrimonial. Office Cantonale de la statistique de Geneve. Accessed on 19 June 2011. http://www.ge.ch|Canton de Geneve. Population Résidante Selon L&#8217;origine, Le Sexe, Le Groupe D&#8217;âges et L&#8217;état Matrimonial. Office Cantonale de la Statistique. Accessed on 19 June 2011. http://www.ge.ch|Ville de Geneve. Population Résidante Selon L&#8217;origine, Le Sexe, Le Groupe D&#8217;âges et L&#8217;état Matrimonial. Office Cantonale de la statistique de Geneve. Accessed on 19 June 2011. http://www.ge.ch|Ville de Geneve. Population Résidante Selon L&#8217;origine, Le Sexe, Le Groupe D&#8217;âges et L&#8217;état Matrimonial. Office Cantonale de la statistique de Geneve. Accessed on 19 June 2011. http://www.ge.ch|Produit Interieur Brut (PIB) Cantonal Aux Prix du Marche. L&#8217;Office Cantonale de la Statistique de Geneve. Accessed June 19 2011. http://www.ge.ch|Industrie, Commerce et Services Informations Statistiques.  Vol. 22 April 2011. Office de Statistique Cantonal. Accessed 19 June 2011. http://www.ge.ch|Industrie, Commerce et Services Informations Statistiques.  Vol. 22 April 2011. Office de Statistique Cantonal. Accessed 19 June 2011. http://www.ge.ch|Fortune 500 Companies, (2009). Fortune Magazine. Accessed on 15 June 2011. http://money.cnn.com|Bulletin Statistique Mensuel: No. 5-Mai 2011. Secrétariat d’Etat à l’économie / Office Cantonal de L’emploi. Accessed on 19 June 2011. http://www.ge.ch|Contribuables Personnes Physiques Imposés au Barème Ordinaire Selon la Classe de Revenu Brut Depuis 2001. Office Cantonal de la Statistique.  Accessed 22 June 2011. http://www.ge.ch/|Busses, Trams, and Ferries. Anglo Info Geneva. Accessed on 15 June 2011. http://www.geneva.angloinfo.com|Chiffres Cles: Geneve. Office Fédéral de la Statistique, Neuchâtel.  Accessed June 19, 2011. http://www.bfs.admin.ch/|Geneva International Airport. Geneva Tourism. Accessed on 15 June 2011. http://www.geneve-tourisme.ch||Elèves Residant Dans le Canton de Genève, Selon le Niveau D&#8217;enseignement, par Commune de Domicile Depuis 2000.  Office Cantonal de la Statistique. Accessed 22 June 2011. http://www.ge.ch/statistique|Geneva: Key Data (2011). Swiss Federal Statistical Office. Accessed on 24 June 2011. http://www.bfs.admin.ch/||Mouvement Hôtelier Selon L&#8217;origine des Hôtes Depuis 1965.  Office Cantonal de la  Statistique - OCSTAT.  Accessed 22 June 2011. http://www.ge.ch/statistique|Mouvement Hôtelier Selon L&#8217;origine des Hôtes Depuis 1965.  Office Cantonal de la  Statistique - OCSTAT.  Accessed 22 June 2011. http://www.ge.ch/statistique|Mouvement Hôtelier Selon L&#8217;origine des Hôtes Depuis 1965.  Office Cantonal de la  Statistique - OCSTAT.  Accessed 22 June 2011. http://www.ge.ch/statistique||Equipement Hotelier Depuis 1965.  L&#8217;office Cantonal de la Statistique.  Accessed 19 June 2011. http://www.ge.ch||Revue du Developpement Durable en Ville de Geneve (2010). City of Geneva. Accessed 22 June 2011. http://www.ville-de-geneve.ch|Revue du Developpement Durable en Ville de Geneve (2010). City of Geneva. Accessed 22 June 2011. http://www.ville-de-geneve.ch|Medecins en Exercise, Selon le Secteur et la Discipline Principale à Genève et en Suisse Depuis 2000. Office Cantonal de la Statistique - OCSTAT. Accessed 22 June 2011. http://www.ge.ch/statistique||Impact de la loi genèvoise sur l&#8217;interdiction de fumer sur la santé.  Office Cantonal de la statistique - OCSTAT.  Accessed 22 June 2011.  http://www.ge.ch/dares|Revue du Developpement Durable en Ville de Geneve (2010). City of Geneva. Accessed 22 June 2011. http://www.ville-de-geneve.ch|Revue du developpement durable en ville de Geneve (2010). City of Geneva. Accessed 24 June 2011. http://www.ville-de-geneve.ch|Green Spaces. City of Geneva. Accessed 22 June 2011. http://www.ville-geneve.ch|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 26 June 2011. http://www.worldbank.org/|Energie. Republique et Canton de Genève.  Accessed 22 June 2011.  http://etat.geneve.ch||Geneveroule. Geneveroule Website. Accessed 14 April 2011. http://www.geneveroule.ch/|";
city_data_source[30] = "Guangzhou|City Introduction, 2008. Guangzhou Municipal Bureau of Statistics. Accessed 5 July 2011. <http://www.gzstats.gov.cn>|City Introduction, 2008. Guangzhou Municipal Bureau of Statistics. Accessed 5 July 2011. <http://www.gzstats.gov.cn>|Guangzhou Statistical Yearbook, (2009). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011. http://www.gzstats.gov.cn/|Guangzhou Statistical Yearbook, (2009). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011. http://www.gzstats.gov.cn/||Guangzhou Statistical Yearbook, (2009). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011. http://www.gzstats.gov.cn/|Guangzhou Statistical Yearbook, (2009). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011. http://www.gzstats.gov.cn/|Yearly Review, 2008. Guangzhou Municipal Bureau of Statistics. Accessed 5 July 2011. <http://www.gzstats.gov.cn>|Yearly Review, 2008. Guangzhou Municipal Bureau of Statistics. Accessed 5 July 2011. <http://www.gzstats.gov.cn>|Global Fortune 500. CNN Money. Accessed 5 July 2011. http://money.cnn.com|Yearly Review, (2011). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Yearly Data, 1999-2007. Guangzhou Municipal Bureau of Statistics. Accessed 5 July 2011. <http://www.gzstats.gov.cn>|General Transportation. Bureau of Personnel of Guangzhou Municipality. Accessed 5 July 2011. http://www.gzpi.gov.cn||Yearly Review, (2011). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Historical Highlights of the  Port of Guangzhou, (2009). Port of Guangzhou Canton. Accessed on 5 July 2011. http://www.gzport.gov.cn|Yearly Review, (2011). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Guangzhou Statistical Yearbook, (2009). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Yearly Review, (2011). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Yearly Review, (2011). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Yearly Review, (2011). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Yearly Review, (2011). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Yearly Review, (2011). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Guangzhou Statistical Yearbook, (2009). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Yearly Review, (2011). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Yearly Data, 1999-2007. Guangzhou Municipal Bureau of Statistics. Accessed 5 July 2011. <http://www.gzstats.gov.cn>|Yearly Data, 1999-2007. Guangzhou Municipal Bureau of Statistics. Accessed 5 July 2011. <http://www.gzstats.gov.cn>|Yearly Review, (2011). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Yearly Review, (2011). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Guangzhou Tobacco Control Regulations, (2010). Guangzhou Health Committee. Accessed on 5 July 2011. http://www.gzawh.gov.cn|Yearly Review, (2011). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Yearly Review, (2011). Guangzhou Municipal Bureau of Statistics. Accessed on 5 July 2011.  http://www.gzstats.gov.cn/|Yearly Data, 1999-2007. Guangzhou Municipal Bureau of Statistics. Accessed 5 July 2011. <http://www.gzstats.gov.cn>|World Bank Air Pollution, (2005). World Bank. Accessed on 15 July 2011. http://www.worldbank.org/|Law of the People&#8217;s Republic of China on Regenerable Energy, (2005). Guangzhou Enviromental Protection. Accessed on 15 July 2011. http://www.gzepb.gov.cn/|||";
city_data_source[31] = "The Hague|Kerncifers Den Haag 2007. Gemeente Den Haag. Accessed 15 August 2011. http://www.denhaag.com|Kuhn, Manfred. Greenbelt and Green Heart: Separating and Integrating Landscapes in European City Regions. Institute for Regional and Structural Planning. Erkner, 2002. Accessed 15 August 2011. http:www.sciencedirect.com|Facts about The Hague. Den Haag. Accessed 15 August 2011. http://www.denhaag.nl |Randstad Monitor Mini 2010. Regio Randstad.  Accessed 8 August 2011. http://www.randstadregion.eu/   |Facts about The Hague. Den Haag. Accessed 15 August 2011. http://www.denhaag.nl |Kerncifers Den Haag 2008. Gemeente Den Haag. Accessed 15 August 2011. http://www.denhaag.com |Economic Totals per Region, 2001-2004. Statistics Netherlands. Accessed 15 August 2011. http://statline.cbs.nl|Kerncifers Den Haag 2008. Gemeente Den Haag. Accessed 15 August 2011. http://www.denhaag.com |Kerncifers Den Haag 2008. Gemeente Den Haag. Accessed 15 August 2011. http://www.denhaag.com |Percentage of Global 500 Headquarters (2009). CNN. Accessed 15 August 2011. http://www.money.cnn.com|\"Unemployment Down Across Nearly all Provinces in 2008.\" Press Release - Satistics Netherlands. Accessed 15 August 2011. http://www.cbs.nl|Utrecht. Urban Audit. Accessed 15 August 2011. http://www.urbanaudit.org|Public Transport. Den Haag. Accessed 15 August 2011. http://www.denhaag.nl||Public Transport. Den Haag. Accessed 15 August 2011. http://www.denhaag.nl|The Hague Port Authority. Den Haag. Accessed 15 August 2011. http://www.denhaag.com|Kerncifers Den Haag 2008. Gemeente Den Haag. Accessed 15 August 2011. http://www.denhaag.com |Randstad Monitor Mini 2010. Regio Randstad.  Accessed 8 August 2011. http://www.randstadregion.eu/   |Higher Education in the Netherlands. Den Haag. Accessed 15 August 2011. http://www.denhaag.nl||||||||||Facts about The Hague. Den Haag. Accessed 15 August 2011. http://www.denhaag.nl |\"Dutch Smoking Ban Takes Effect, but Not for Pot.\" Associated Press - MSNBC. Accessed 15 August 2011. http://www.msnbc.msn.com|International The Hague: Facts & Figures. Den Haag. Accessed 15 August 2011. http://www.denhaag.nl|International The Hague: Facts & Figures. Den Haag. Accessed 15 August 2011. http://www.denhaag.nl|Facts about The Hague. Den Haag. Accessed 15 August 2011. http://www.denhaag.nl |Air Pollution Data Per Country. The World Bank, Development Economic Research Group Estimates.  Accessed 15 August 2011. http://www.worldbank.org|\"The Netherlands Energy Efficiency Action Plan 2007.\" European Commission. Accessed 15 August 2011. http://www.ec.europa.eu|Den Haag - The Netherlands. COMPRO. Accessed 15 August 2011. http://www.compro-eu.org|Getting There and Around. Den Haag. Accessed 8 August 2011. http://www.denhaag.nl|";
city_data_source[32] = "Hamburg|Hamburg and Schleswig-Holstein Bureau of Statistics (2005). Accessed on 9 August 2011. http://www.statistik-nord.de|Hamburg and Schleswig-Holstein Bureau of Statistics (2005). Accessed on 9 August 2011. http://www.statistik-nord.de|Hamburg: Economic Indicators. Statistisches Jahrbuch 2009/ 2010. Accessed 09 August 2011. http://english.hamburg.de|Hamburg At a Glance. Hamburg.de. Accessed  8 August 2011. <http://english.hamburg.de>|Hamburg and Schleswig-Holstein Bureau of Statistics (2005). Accessed on 9 August 2011. http://www.statistik-nord.de|Hamburg: Economic Indicators. Initiative Neue Soziale Marktwirtschaft (INSM) - WiWo-Bundesländerranking 2009. Accessed 09 August 2011. http://english.hamburg.de|Hamburg: Economic Indicators. Initiative Neue Soziale Marktwirtschaft (INSM) - WiWo-Bundesländerranking 2009. Accessed 09 August 2011. http://english.hamburg.de|Statistisches Jahrbuch 2010, Statistikamt Nord, Bundesagentur für Arbeit. Discover Hamburg: Attractive Business Environment. 2010. Accessed 10 August 2011. http://english.hamburg.de/|Statistisches Jahrbuch 2010, Statistikamt Nord, Bundesagentur für Arbeit. Discover Hamburg: Attractive Business Environment. 2010. Accessed 10 August 2011. http://english.hamburg.de/|Global Fortune 500 (2009). CNN Money. http://money.cnn.com|Hamburg: Economic Indicators. Statistisches Jahrbuch 2010. Accessed 10 August 2011. http://english.hamburg.de|New Report Reveals the Depth of German Poverty. Time World. Berlin.Accessed 10 August 2011. <http://www.time.com>|HVV (2010). Accessed on 9 August 2011. http://www.hvv.de|European Green Capital (2011). Hamburg.de. Accessed 09 August 2011. <http://hamburggreencapital.eu/contentblob/2505870/data/bewerbungsdaten-hamburgs.pdf>|Hamburg Airport. Accessed on 10 August 2011. http://www.hamburg-ham.airports-guides.com|Hafen Hamburg. Accessed on 10 August 2011. http://www.hafen-hamburg.de/|Hamburg and Schleswig-Holstein Bureau of Statistics (2005). Statistik-Nord. Accessed on 9 August 2011. http://www.statistik-nord.de||Hamburg and Schleswig-Holstein Bureau of Statistics (2005). Statistik-Nord. Accessed on 9 August 2011. http://www.statistik-nord.de|Hamburg Tourism Monitor: Facts, Figures, & Trends (2009). Hamburg Tourism. Accessed 09 August 2011. http://www.hamburg-tourism.de|Hamburg Tourism Monitor: Facts, Figures, & Trends (2009). Hamburg Tourism. Accessed 09 August 2011. http://www.hamburg-tourism.de|Hamburg Tourism Monitor: Facts, Figures, & Trends (2009). Hamburg Tourism. Accessed 09 August 2011. http://www.hamburg-tourism.de|Hamburg Tourism Monitor: Facts, Figures, & Trends (2009). Hamburg Tourism. Accessed 09 August 2011. http://www.hamburg-tourism.de||Statistical Offices of the Lander and the Federal Statistics Office. Accessed 9 August 2011. http://www.statistik-portal.de|||Hamburg and Schleswig-Holstein Bureau of Statistics (2009). Federal Statistics Office. Accessed 24 March 2011. http://www.statistikportal.de|Hamburg and Schleswig-Holstein Bureau of Statistics (2009). Federal Statistics Office. Accessed 24 March 2011. http://www.statistikportal.de|European Smoking Bans - Evaluation of the Legislation (2011). European Public Health Alliance. Accessed 9 August 2011. http://www.epha.org/|Tourism and Culture in Hamburg. Hamburg.de. Accessed 8 August 2011. <http://english.hamburg.de>|Tourism and Culture in Hamburg. Hamburg.de. Accessed 8 August 2011. <http://english.hamburg.de>|Hamburg’s Green Spaces – Tradition and Trends Exploring Parks and Countryside. Urban Development and Environment,Free and Hanseatic City of Hamburg. Accessed 8 August 2011. http://www.hamburg.de/|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 8 August 2011. http://www.worldbank.org/|Environmental Management of the Municipality. European Commission. Accessed 08 August 2011. http://www.ec.europa.eu||StadtRAD Hamburg. Accessed 8 August 2011. http://stadtrad.hamburg.de/|";
city_data_source[33] = "Hanoi||Population and Area. Hanoi City Government. 15 January 2010. Accessed 24 July 2011. http://www.english.hanoi.gov.vn|Average Urban Population by Province.  General Statistics Office of Vietnam.  Accessed 2 August 2011.  http://www.gso.gov.vn|Population and Population Density in 2009 by Province.  General Statistics Office of Vietnam.  Accessed 2 August 2011.  http://www.gso.gov.vn||Larsen, Theo et al. \"Provincial Profiles: Hanoi, Ha Tay, Phu Tho, Nghe An, Quang Nam, Khanh Hoa, Lam Dong, Ho Chi Minh City, and Long An.\" (February 2007).Development Economics Research Group, University of Copenhagen. Accessed 27 July 2011. http://www.vnep.org/vn |Hanoi Urban Economy - Presence. Hanoi City Government Website. 15 January 2010. Accessed 24 July 2011. http://www.english.hanoi.gov.vn |||Global 500 - Asia (2011). CNN Money. Accessed 27 July 2011. http://money.cnn.com |Unemployment Rate of Labour Force of Working Age in Urban Area by Region. General Statistics Office of Vietnam. Accessed 25 July 2011. http://www.gso.gov.vn |Larsen, Theo et al. \"Provincial Profiles: Hanoi, Ha Tay, Phu Tho, Nghe An, Quang Nam, Khanh Hoa, Lam Dong, Ho Chi Minh City, and Long An.\" (February 2007).Development Economics Research Group, University of Copenhagen. Accessed 27 July 2011. http://www.vnep.org/vn |Transport. Hanoi City Government. 15 January 2010. Accessed 24 July 2011. http://www.english.hanoi.gov.vn |\"Six Years of Innovation in Transport: Forward Progress.\" (2008) Embarq World Resources Institute Center for Sustainable Transport. Accessed 27 July 2011. http://www.scribd.com |Transport. Hanoi City Government. 15 January 2010. Accessed 24 July 2011. http://www.english.hanoi.gov.vn |Transport. Hanoi City Government Website. 15 January 2010. Accessed 24 July 2011. http://www.english.hanoi.gov.vn |Number of Teachers, Students in Universities and Colleges by Province. General Statistics Office of Vietnam. Accessed 25 July 2011. http://www.gso.gov.vn ||Hanh, Hong. \"Vietnam&#8217;s Two Biggest Cities Rearrange Their Universities.\" 11 February 2011. DTINews. Accessed 28 July 2011. http://www2.dtinews.vn |Hanoi Urban Economy - Tourism. Hanoi City Government Website. 15 January 2010. Accessed on 24 July 2011. http://www.english.hanoi.gov.vn  |Hanoi Urban Economy - Tourism. Hanoi City Government Website. 15 January 2010. Accessed on 24 July 2011. http://www.english.hanoi.gov.vn  |Hanoi Urban Economy - Tourism. Hanoi City Government Website. 15 January 2010. Accessed on 24 July 2011. http://www.english.hanoi.gov.vn  ||Hanoi Urban Economy - Tourism. Hanoi City Government Website. 15 January 2010. Accessed on 24 July 2011. http://www.english.hanoi.gov.vn  |Larsen, Theo et al. \"Provincial Profiles: Hanoi, Ha Tay, Phu Tho, Nghe An, Quang Nam, Khanh Hoa, Lam Dong, Ho Chi Minh City, and Long An.\" (February 2007).Development Economics Research Group, University of Copenhagen. Accessed 27 July 2011. http://www.vnep.org/vn |||Number of Medical Staff Under Provincial Departments of Health by Province. General Statistics Office of Vietnam. Accessed 25 July 2011. http://www.gso.gov.vn |Number of Health Establishments under Provincial Departments of Health by Province. General Statistics Office of Vietnam. Accessed 25 July 2011. http://www.gso.gov.vn ||||Land Use by Province. General Statistics Office of Vietnam.  Accessed 2 August 2011. http://www.gso.gov.vn||200 Enterprises to Participate in Entech Hanoi 2011. Icon News. 30 May 2011. Accessed 27 July 2011. http://www.icon.evn.com.vn|||";
city_data_source[34] = "Heidelberg|General View of Heidelberg 2009, (2009). Office of City Development and Statistics; Heidelberg. Accessed 14 August 2011. http://www.heidelberg.de|MRN In Figures (2009). Metropolregion Rhein-Neckar. Accessed 15 August 2011. http://www.m-r-n.com|General View of Heidelberg 2009, (2009). Office of City Development and Statistics; Heidelberg. Accessed 14 August 2011. http://www.heidelberg.de|MRN In Figures (2009). Metropolregion Rhein-Neckar. Accessed 15 August 2011. http://www.m-r-n.com|General View of Heidelberg 2009, (2009). Office of City Development and Statistics; Heidelberg. Accessed 3 August 2011. http://www.heidelberg.de|General View of Heidelberg 2009, (2009). Office of City Development and Statistics; Heidelberg. Accessed 3 August 2011. http://www.heidelberg.de||General View of Heidelberg 2009, (2009). Office of City Development and Statistics; Heidelberg. Accessed 3 August 2011. http://www.heidelberg.de|General View of Heidelberg 2009, (2009). Office of City Development and Statistics; Heidelberg. Accessed 3 August 2011. http://www.heidelberg.de|Global 500, (2011). CNN Money. Accessed 3 August 2011. http://www.money.cnn.com|General View of Heidelberg 2009, (2009). Office of City Development and Statistics; Heidelberg. Accessed 3 August 2011. http://www.heidelberg.de|Heidelberg Sustainability Report 2004, (2004). City of Heidelberg. Accessed 3 August 2011. http://www.heidelberg.de|General View of Heidelberg 2009, (2009). Office of City Development and Statistics; Heidelberg. Accessed 3 August 2011. http://www.heidelberg.de||Transport, (2011). Heidelberg Marketing. Accessed 15 August 2011. http://www.heidelberg-marketing.de||General View of Heidelberg 2009, (2009). Office of City Development and Statistics; Heidelberg. Accessed 3 August 2011. http://www.heidelberg.de||Heidelberg - Structural Overview 2007, (2007). City of Heidelberg. Accessed 3 August 2011. http://www.heidelberg.de|Heidelberg - Structural Overview 2007, (2007). City of Heidelberg. Accessed 3 August 2011. http://www.heidelberg.de|Heidelberg - Structural Overview 2007, (2007). City of Heidelberg. Accessed 3 August 2011. http://www.heidelberg.de|Heidelberg - Structural Overview 2007, (2007). City of Heidelberg. Accessed 3 August 2011. http://www.heidelberg.de|||||||Hospitals and Nursing Homes, (2011). City of Heidelberg. Accessed 3 August 2011. http://www.heidelberg.de|German States Impose Smoking Ban, (2007). Spiegel Online. Accessed 3 August 2011. http://www.speigel.de|Museums,(2011). Heidelberg Marketing. Accessed 3 August 2011. http://www.heidelberg-marketing.de|Culture (2011). Heidelberg Marketing. Accessed 3 August 2011. http://www.heidelberg-marketing.de|General View of Heidelberg 2009, (2009). Office of City Development and Statistics; Heidelberg.  Accessed 3 August 2011.  http://www.heidelberg.de||Heidelberg Sustainability Report 2004, (2004). City of Heidelberg.  Accessed 3 August 2011. http://www.heidelberg.de||Transport, (2011).  Heidelberg Marketing.  Accessed 15 August 2011. http://www.heidelberg-marketing.de|";
city_data_source[35] = "Helsinki|Facts and Figures, (2010). Helsinki this Week. Accessed on 4 July 2011. http://www.helsinkithisweek.com|Facts and Figures, (2010). Helsinki this Week. Accessed on 4 July 2011. http://www.helsinkithisweek.com|Facts and Figures, (2010). Helsinki this Week. Accessed on 4 July 2011. http://www.helsinkithisweek.com|Facts and Figures, (2010). Helsinki this Week. Accessed on 4 July 2011. http://www.helsinkithisweek.com|Foreigners in Helsinki, (2010). City of Helsinki. Accessed on 4 July 2011. http://www.hel.fi|Population Grows in Helsinki. City of Helsinki. Accessed on 5 July 2011.<http://www.hel.fi>|Helsinki Region Statistics. HelsinginSeutu.fi. Accessed on 5 July 2011. http://www.helsinkibusinesshub.fi/|Facts and Figures, (2010). Helsinki this Week. Accessed on 4 July 2011. http://www.helsinkithisweek.com|Facts and Figures, (2010). Helsinki this Week. Accessed on 4 July 2011. http://www.helsinkithisweek.com|Global Fortune 500 Companies (2009). Fortune Magazine. Accessed 5 July 2011. http://money.cnn.com|Helsinki Region Statistics. HelsinginSeutu.fi Accessed 5 July 2011. http://www.helsinkibusinesshub.fi/||Helsinki City Transport, (2010). City of Helsinki. Accessed on 4 July 2011. http://www.hel.fi|Finding Your Way and Getting Around, (2009). City of Helsinki. Accessed on 4 July 2011. http://www.hel.fi|Helsinki Airports, (2010). World Travels. Accessed on 4 July 2011. http://www.wordtravels.com|Port of Helsinki, (2010). Port of Helsinki. Accessed on 4 July 2011. http://www.portofhelsinki.fi|Finland, (2010). The Chronicle of Higher Education. Accessed on 4 July 2011. http://forums.chronicle.com |Helsinki Profile. Cross works. Accessed 5 July 2011. http://www.cross-works.eu|University Education in Helsinki Metropolitan Area. City Of Helsinki. Accessed 5 July 2011. <http://www.helsinki.fi>|Key Figures for Helinski Tourism 2009. Helinski City Official Tourism Website for Media. Accessed 5 July 2011. <http://www.visithelsinki.fi>|Key Figures for Helinski Tourism 2009. Helinski City Official Tourism Website for Media. Accessed 5 July 2011. <http://www.visithelsinki.fi>|Key Figures for Helinski Tourism 2009. Helinski City Official Tourism Website for Media. Accessed 5 July 2011. <http://www.visithelsinki.fi>|Key Figures for Helinski Tourism 2009. Helinski City Official Tourism Website for Media. Accessed 5 July 2011. <http://www.visithelsinki.fi>|Helsinki Tourism in 2008, (2008). Helsinki City Official Tourism Site for Media. Accessed on 4 July 2011. http://www.visithelsinki.fi|Programme for International Student Assessment (PISA). Statistics on Finland. Accessed 5 July 2011. <http://www.pisa2006.helsinki.fi>|Facts about Helsinki, (2010). City of Helsinki Urban Facts. Accesssed 5 July 2011. <http:/www.hel2.fi>|Facts about Helsinki, (2010). City of Helsinki Urban Facts. Accesssed 5 July 2011. <http:/www.hel2.fi>|Facts about Helsinki, (2010). City of Helsinki Urban Facts. Accesssed 5 July 2011. <http:/www.hel2.fi>|Facts about Helsinki, (2010). City of Helsinki Urban Facts. Accesssed 5 July 2011. <http:/www.hel2.fi>|Xinhuanet Website. Accessed 5 July 2011. http://news.xinhuanet.com|Facts about Helsinki, (2010). City of Helsinki. Accessed 5 July 2011. http://www.hel.fi|Facts about Helsinki, (2009). City of Helsinki. Accessed 5 July 2011. http://www.hel.fi|Multidimensional Evaluation of Urban Green Space. Digital Academic Repository (DARE). Accessed on 4 July 2011. http://dare.ubvu.vu.nl/|Air Quality in the Helinski Metropolitan Area. YTV Helinski Metropolitan Area Council. Accessed 5 July 2011. <http://www.hsy.fi>|State of the Environment in the City of Helsinki, (2008). City of Helsinki. Accessed on 5 July 2011. http://www.hel2.fi|2nd Generation Biodiesel NexBTL, (2007). Ademe. Accessed on 5 July 2011. http://www2.ademe.fr|Community Bike Programs: Worldwide Directory, (2010). International Bicycle  Fund. Accessed on 5 July 2011. http://www.ibike.org|";
city_data_source[36] = "Ho Chi Minh City||Administrative Unit, Land and Climate - Statistical Data. Land Use By  Province. General Statistics Office of Vietnam. Accessed 10 July 2011. http://www.gso.gov.vn|\"VN announces results of Census 2009.\" Socialist Republic of Vietnam Government Website. Accessed 10 July 2011. http://www.vietnam.gov.vn|||Population and Population Density in 2008 by Province. General Statistics Office of Vietnam. Accessed on 10 July 2011. http://www.gso.gov |Economic Overview - City&#8217;s Gross Domestic Product. Department of Planning and Investment Ho Chi Minh City. Accessed 10 July 2011. http://www.dpi.hochiminhcity.gov.vn|Gross Domestic Products. Ho Chi Minh City Main Statistics. Accessed 14 July 2011. http://www.pso.hochiminhcity.gov.vn|Gross Domestic Products. Ho Chi Minh City Main Statistics. Accessed 14 July 2011. http://www.pso.hochiminhcity.gov.vn|Percentage of Global 500 Headquarters (2009). Cable News Network (CNN). Accessed 08 April 2010. http://www.money.cnn.com|Urban and Infrastructure Development. City of Ho Chi Minh City. Accessed 10 July 2011. http://www.eng.hochiminhcity.gov.vn|Survey: HCM&#8217;s Poverty Rate Higher than Hanoi&#8217;s Despite Higher Income. BaoMoi. January 2011. Accessed 12 July 2011. http://www.en.baomoi.com |Ho Chi Minh Transport. Hotel Travel Website. Accessed 10 July 2011. http://www.hoteltravel.com|\"Urban Public Transportation in Vietnam.\" December 1999. Japanese Bank for International Cooperation. Accessed on 11 July 2011. http://www.jbic.go.jp |AZ World Airports - Ho Chi Minh City. Accessed 12 July 2011. http://www.azworldairports.com|Saigon Port. Accessed 12 July 2011. http://www.csg.com.vn/|University, College and Professional Secondary Education. Statistical Office in Ho Chi Minh City. Accessed 12 July 2011. http://www.pso.hochiminhcity.gov.vn||University, College and Professional Secondary Education. Statistical Office in Ho Chi Minh City. Accessed 12 July 2011. http://www.pso.hochiminhcity.gov.vn|Tourism Outcome of Accomodation Establishments and Travel Agencies. Statistical Office in Ho Chi Minh City. Accessed 13 July 2011. http://www.pso.hochiminhcity.gov.vn|Tourism Outcome of Accomodation Establishments and Travel Agencies. Statistical Office in Ho Chi Minh City. Accessed 13 July 2011. http://www.pso.hochiminhcity.gov.vn|Tourism Outcome of Accomodation Establishments and Travel Agencies. Statistical Office in Ho Chi Minh City. Accessed 13 July 2011. http://www.pso.hochiminhcity.gov.vn| Trade, Tourism & Price - Ho Chi Minh City. HCM City Statistics Bureau. Accessed 13 July 2011. http://www.eng.hochiminhcity.gov.vn |Tourism Outcome of Accomodation Establishments and Travel Agencies. Statistical Office in Ho Chi Minh City. Accessed 13 July 2011. http://www.pso.hochiminhcity.gov.vn|Taylor, Robert.\"Vietnam: Health Care in the South Central Coast Region.\" Asian Development Bank. September 2007. Accessed 13 July 2011. http://www.adb.org |||Population & Health and Education & Health - Ho Chi Minh City. HCM City Statistics Bureau. Accessed 13 July 2011. http://www.eng.hochiminhcity.gov.vn |Population & Health and Education & Health - Ho Chi Minh City. HCM City Statistics Bureau. Accessed 13 July 2011. http://www.eng.hochiminhcity.gov.vn |\"More Policies Come into Force Today, Benefiting People \" Ho Chi Minh City. Accessed 13 July 2011. http://www.eng.hochiminhcity.gov.vn|Ho Chi Minh City Attractions -Museums, Zoos, and Aquariums. Accessed 14 July 2011. http://www.tripadvisor.com |Ho Chi Minh City Attractions -Museums, Zoos, and Aquariums. Accessed 14 July 2011. http://www.tripadvisor.com |Thoi Bao Kinh Te Sai Gon Online. \"HCMC Loses Half Greenery Area Within Decade.\" Vietnews. 31 December 2009. Accessed 13 July 2011. http://www.vietnewsonline.vn |Air Pollution Data by Country and City, (1999). World Bank. Accessed on 13 July 2011. http://www.worldbank.org/|Dinh Hiep, Nguyen. \"Reviewing Phase I of the National Program on Energy Efficiency and Conservation.\" Ministry of Industry and Trade. 30 September 2009. Accessed 14 July 2011. http://tietkiemnagluong.com |\"GREEN CNG BUSES TO HIT VIETNAM STREETS\" BusWorld News Site. Accesssed 14 July 2011. http://www.busworld.org|Gardner, Gary. \"When Cities Take Bicycles Seriously.\" World Watch. Accessed 25 August 2011. http://www.p2pays.org/|";
city_data_source[37] = "Hong Kong|Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.censtatd.gov.hk |Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 6 July 2011. http://www.censtatd.gov.hk |Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 6 July 2011. http://www.censtatd.gov.hk |Population and Vital Events, (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.censtatd.gov.hk |China, Hong Kong Special Administrative Region, (2009). United Nations, Department of Economic and Social Affairs. Accessed 5 July 2011. http://www.esa.un.org|Population and Vital Events, (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.censtatd.gov.hk |Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011 http://www.censtatd.gov.hk |The Four Key Industries in the Hong Kong Economy, (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 7 July 2011. http://www.censtatd.gov.hk |The Four Key Industries in the Hong Kong Economy, (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 7 July 2011. http://www.censtatd.gov.hk |Global 500, (2011). Fortune. Accessed 5 July 2011. http://money.cnn.com|Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.censtatd.gov.hk |Indicators of Poverty: An update for 2005, (2006). Commission on Poverty. Home Affairs Department. The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.had.gov.hk/|Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011 http://www.censtatd.gov.hk |Mass transit helps keep HK green, (2009). Information Services Department of the Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.news.gov.hk|Hong Kong International Airport. Accessed on 7 July 2011 <http://www.hongkongairport.com>|The Port of Hong Kong, (2011). Hong Kong Port Development Council. Accessed 7 July 2011. http://www.pdc.gov.hk/|Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011 http://www.censtatd.gov.hk |Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.censtatd.gov.hk |Post-secondary Education: Institutions, (2007). Education Bureau, The Government of the Hong Kong Special Administrative Region. Accessed on 7 July 2011. http://www.edb.gov.hk |Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.censtatd.gov.hk |Hong Kong in Figures (2010). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.censtatd.gov.hk |Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.censtatd.gov.hk |The Four Key Industries in the Hong Kong Economy, (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 7 July 2011. http://www.censtatd.gov.hk |Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.censtatd.gov.hk |Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.censtatd.gov.hk |Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.censtatd.gov.hk |Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.censtatd.gov.hk |Hong Kong in Figures (2011). Census and Statistics Department, The Government of the Hong Kong Special Administrative Region. Accessed 5 July 2011. http://www.censtatd.gov.hk |Hong Kong: The Facts Public Health, (2010). Information Services Department, Department of Health. Accessed on 7 July 2011. http://www.gov.hk|Environmental Protection Department, The Government of the Hong Kong Special Administrative Region. Accessed 6 July 2011. http://www.epd.gov.hk|Museums, (2010). Leisure and Cultural Services Department, The Government of the Hong Kong Special Administrative Region. Accessed 7 July 2011. http://www.lcsd.gov.hk|Cultural Programmes, (2010). Leisure and Cultural Services Department, The Government of the Hong Kong Special Administrative Region. Accessed 7 July 2011. http://www.lcsd.gov.hk|Asian Green City Index: Hong Kong, China, (2010). Siemens. Accessed 7 July 2011. http://www.siemens.com|Air Quality in Hong Kong 2003. Environmental Protection Department, The Government of the Hong Kong Special Administrative Region. Accessed 7 July 2011.  http://www.epd.gov.hk|Environmental Protection Department, The Government of the Hong Kong Special Administrative Region. Accessed 7 July 2011.  http://www.epd.gov.hk|Environmental Protection Department, The Government of the Hong Kong Special Administrative Region. Accessed 7 July 2011.  http://www.epd.gov.hk||";
city_data_source[38] = "Houston|State and County Quickfacts, (2000). U.S. Census Bureau. Accessed 3 July 2011. http://quickfacts.census.gov|Houston Facts and Figures, (2006). City of Houston. Accessed 3 July 2011. http://www.houstontx.gov|Houston Facts and Figures, (2011). City of Houston. Accessed on 3 July 2011. http://www.houstontx.gov|Houston Facts and Figures, (2011). City of Houston. Accessed on 3 July 2011. http://www.houstontx.gov|State and County Quickfacts, (2000). U.S. Census Bureau. Accessed on 3 July 2011. http://quickfacts.census.gov|State and County Quickfacts, (2000). U.S. Census Bureau. Accessed on 3 July 2011. http://quickfacts.census.gov|Texas Per Capita Personal Income by County, (2002). Texas Health and Human Services Commission. Accessed on 23 August 2011. http://www.hhsc.state.tx.us/|Houston Facts and Figures, (2006). City of Houston. Accessed on 7 2010. http://www.houstontx.gov|Houston Facts and Figures, (2006). City of Houston. Accessed 3 July 2011. http://www.houstontx.gov|Fortune 500 Companies (2011). Fortune Magazine. Accessed on 3 July, 2011. http://money.cnn.com|Economic Development - Economic Indicators (2011). Greater Houston Partnership. Accessed 3 July 2011. http://www.houston.org|American Community Survey (2003). U.S. Census Bureau. Accessed 3 July 2011. http://www.census.gov|About Metro 2008. Metropolitan Transit Authority of Harris County, Houston, Texas. Accessed 3 July 2011. http://www.ridemetro.org|Newsroom, (2004). U.S. Census Bureau. Accessed 3 July 2011. http://www.census.gov |Houston Facts and Figures, (2011). City of Houston. Accessed on 3 July 2011. http://www.houstontx.gov|General Information, (2009). The Port of Houston Authority. Accessed 3 July 2011. http://www.portofhouston.com|Living Here, (2008). Greater Houston Partnership. Accessed 3 July 2011. http://www.houston.org|Economic Development - Educational Attainment (2010). Greater Houston Partnership. Accessed on 3 July 2011. http://www.houston.org|Economic Development - Houston Area Universities and Colleges (2010). Greater Houston Partnership. Accessed on 3 July 2011. http://www.houston.org|My Houston,  (2007). Greater Houston Convention and Visitors Bureau. Accessed 3 July 2011. http://www.visithoustontexas.com/|Houston Tourism and Convention (2006). Collins Mallone Website. Accessed 3 July 2011. http://www.collinsmalone.com|Houston Tourism and Convention (2006). Collins Mallone Website. Accessed 3 July 2011. http://www.collinsmalone.com|My Houston,  (2007). Greater Houston Convention and Visitors Bureau. Accessed 3 July 2011. http://www.visithoustontexas.com/|My Houston,  (2007). Greater Houston Convention and Visitors Bureau. Accessed 3 July 2011. http://www.visithoustontexas.com/|Factors that Influence Pre-Natal Care by African American Women, (2009). American Public Health Association. Accessed 3 July 2011. http://apha.confex.com|Best Places to Retire, (2007). CNN Money. Accessed 3 July 2011. http://money.cnn.com|Best Places to Retire, (2007). CNN Money. Accessed 3 July 2011. http://money.cnn.com||Houston Hospitals, 10 miles (2011). Yellow Pages. Accessed on 5 July, 2011. http://www.yellowpages.com|Smoking Ordinance Questions and Answers, (2007). City of Houston. Accessed 3 July 2011. http://www.houstontx.gov|My Houston,  (2007). Greater Houston Convention and Visitors Bureau. Accessed 3 July 2011. http://www.visithoustontexas.com/|Get Involved. Houston Arts Alliance. Accessed on 3 July, 2011. http://www.houstonartsalliance.com|Green Houston (2011). City of Houston, Texas. Accessed on 3 July, 2011. http://www.greenhoustontx.gov|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 3 July 2011. http://www.worldbank.org/|Green Houston (2011). City of Houston, Texas. Accessed on 3 July, 2011. http://www.greenhoustontx.gov|Emissions Reduction Plan: Updated (2009). City of Houston. Accessed 3 July 2011. http://www.greenhoustontx.gov|Houston Scores Federal Grant (2010). Green Houston. Accessed 3 July, 2011. www.greenhoustontx.gov|";
city_data_source[39] = "Istanbul|Population in Turkey, (2007). Iran Tour. Accessed 21 July 2011. http://www.irantour.org|Development of a GIS Based Decision Support System for Urban Air Quality Management In The City of Istanbul, (2007). Istanbul Metropolitan Municipality. Accessed 21 July 2011. http://www.ibb.gov.tr/|Turkish Statistical Institute Regional Statistics. TurkStat. Accessed on 29 June 2011. http://tuikapp.tuik.gov.tr|Development of a GIS Based Decision Support SystemFor Urban Air Quality Management In The City of Istanbul, (2007). Istanbul Metropolitan Municipality. Accessed 21 July 2011. http://www.ibb.gov.tr/|The Immutable Intersection of Vast Mobilities. Urban Age. Accessed 19 July 2011. <http//www.urbanage.net>|Development of a GIS Based Decision Support SystemFor Urban Air Quality Management In The City of Istanbul, (2007). Istanbul Metropolitan Municipality. Accessed 21 July 2011. http://www.ibb.gov.tr/|National Accounts Database. Turkish Statistical Institute. Accessed on 29 June 2011. http://www.tuik.gov.tr|Development of a GIS Based Decision Support SystemFor Urban Air Quality Management In The City of Istanbul, (2007). Istanbul Metropolitan Municipality. Accessed 21 July 2011. http://www.ibb.gov.tr/|Development of a GIS Based Decision Support SystemFor Urban Air Quality Management In The City of Istanbul, (2007). Istanbul Metropolitan Municipality. Accessed 21 July 2011. http://www.ibb.gov.tr/|Fortune 500 Companies, (2009). Fortune Magazine. Accessed 21 July 2011. http://money.cnn.com|Press Room, (2010). Istanbul Chamber of Commerce. Accessed 21 July 2011. http://www.us-istanbul.com/|Poverty Study 2009. Turkish Statistical Institute. Accessed 21 July 2011. http://www.turkstat.gov.tr|Development of a GIS Based Decision Support SystemFor Urban Air Quality Management In The City of Istanbul, (2007). Istanbul Metropolitan Municipality. Accessed 21 July 2011. http://www.ibb.gov.tr/||Major Turkish Airports. Turkey Travel Planner. Accessed 21 July 2011. http://www.turkeytravelplanner.com|Port of Istanbul. World Port Source. Accessed 21 July 2011. http://www.worldportsource.com||Address-Based Population Registration System. Turkish Statistical Institute. Accessed 29 June 2011. http://www.tuik.gov.tr|Istanbul in Numbers, (2008). Istanbul 2010-European Capital of Culture. Accessed 29 June 2011. http://www.ibb.gov.tr|Istanbul in Numbers, (2008). Istanbul 2010-European Capital of Culture. Accessed 29 June 2011. http://www.ibb.gov.tr|||Tourism Statistics First Quarter of 2011. Prime Ministry Republic of Turkey. Accessed 19 July 2011.<http://www.turksat.gov.tr>||Turkey Healthcare and Pharmaceutical Report. Economist Intelligence Unit. Accesed 19 July 2011. <http://www.eiu.com>|Turkey Healthcare and Pharmaceutical Report. Economist Intelligence Unit. Accesed 19 July 2011. <http://www.eiu.com>|Turkey Healthcare and Pharmaceutical Report. Economist Intelligence Unit. Accesed 19 July 2011. <http://www.eiu.com>|Turkey Healthcare and Pharmaceutical Report. Economist Intelligence Unit. Accesed 19 July 2011. <http://www.eiu.com>|Istanbul in Numbers, (2008). Istanbul 2010-European Capital of Culture. Accessed 29 June 2011. http://www.ibb.gov.tr|\"Reluctant Turks Prepare for Smoking Ban.\" The Guardian. May 2008. Accessed 29 June 2011. http://www.guardian.co.uk|Istanbul in Numbers, (2008). Great Istanbul. Accessed on 29 June 2011. http://www.greatistanbul.com/|Istanbul in Numbers, (2008). Great Istanbul. Accessed on 29 June 2011. http://www.greatistanbul.com/|Stories of Hope. PBS. Accessed 21 July 2011. http://www.pbs.org|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 3 July 2011. http://www.worldbank.org/|Mayor Topbas will Talk about “ the Local Climate Strategy” in Copenhagen, (2009). Istanbul Metropolitan Municipality. Accessed 21 July 2011. http://www.ibb.gov.tr|Istanbul’s Bus Retrofit SUM-Türkiye Launches Pilot Project to Install Diesel Particulate Filters on City Buses to Reduce Emissions. The WRI Center for Sustainable Transport. Accessed 19 July 2011. <http://www.embarq.org>||";
city_data_source[40] = "Jakarta|Regions & Geographic Location. Jakarta Tourism Board. Accessed 9 August 2011. http://www.jakarta-tourism.go.id|\"Improvement of Railway System in Jakarta Metropolitan Area.\" Japan Railway and Transport Review. Accessed 9 August 2011. http://www.jrtr.net|2010 Statistical Yearbook. Badan Pusat Statistik. Accessed 9 August 2011. http://dds.bps.go.id|2010 Population Census: Population Growth of Greater Jakarta and its Impact (2011). The Jakarta Post. Accessed 9 August 2011. http://www.thejakartapost.com||2010 Population Census: Population Growth of Greater Jakarta and its Impact (2011). The Jakarta Post. Accessed 9 August 2011: http://www.thejakartapost.com|2010 Statistical Yearbook. Badan Pusat Statistik. Accessed 4 August 2011. http://dds.bps.go.id|2010 Statistical Yearbook. Badan Pusat Statistik. Accessed 9 August 2011. http://dds.bps.go.id|2010 Statistical Yearbook. Badan Pusat Statistik. Accessed 9 August 2011. http://dds.bps.go.id|Percentage of Global 500 Headquarters- 2009. Cable News Network (CNN). Accessed 9 August 2011. http://www.money.cnn.com|\"Unemployment Rate Down.\" The Jakarta Post. Accessed 9 August 2011. http://www.thejakartapost.com|2010 Statistical Yearbook. Badan Pusat Statistik. Accessed 9 August 2011. http://dds.bps.go.id|Peta Jalur Busway Map. Transjakarta Busway. Accessed 9 August 2011.  http://www.suaratransjakarta.org| \"Railway Operator Claims New System Going Well.\" The Jakarta Post. Accessed 9 August 2011. http://www.the jakartapost.com|Jakarta Airport (Soekarno-Hatta) Indonesia. Jakarta Airport Guide. Accessed 9 August 2011. http://www.jakartaairportonline.com|Port of Tanjung Priok. Port Management Board. Accessed 9 August 2011. http://www.priokport.co.id|||\"Universities.\" The Jakarta Post. Accessed the 10 August 2011. http://www.thejakartapost.com|Number of Foreign & Indonesian Guests in Classified Hotels. Statistics Indonesia. Accessed 10 August 2011. http://www.dds.bps.go.id/eng/|Number of Foreign Guests in Classified Hotels. Statistics Indonesia. Accessed 10 August 2011. http://www.dds.bps.go.id/eng/|Number of Indonesian Guests in Classified Hotels. Statistics Indonesia. Accessed 10 August 2011. http://www.dds.bps.go.id/eng/|\"Number of Revenue from Tourism Sector 2010.\" Jakarta Tourism Board. Accessed 10 August 2011. http://jakarta-tourism.go.id|Number of Rooms. Statistics Indonesia. Accessed 10 August 2011. http://dds.bps.go.id/eng |Infant Mortality Rate. Statistics Indonesia. Accessed 10 August 2011. http://www.dds.bps.go.id/eng/|Indonesia: Health Profile. World Health Organization. Accessed 11 August 2011. http://www.who.int|Indonesia: Health Profile. World Health Organization. Accessed 11 August 2011. http://www.who.int|\"Less than 5% of RI Doctors Practice Outside Java.\" The Jakarta Post. Accessed 11 August 2011. http://www.thejakartapost.com|\"Layanan Kesehatan.\" Province DKI Jakarta. Accessed 11 August 2011. http://www.jakarta.go.id|\"Jakarta to Expand Smoking Ban.\" The Jakarta Post. Accessed 11 August 2011. http://www.thejakartapost.com|\"Historical Sites.\" Jakarta Tourism Board. Accessed 11 August 2011. http://jakarta-tourism.go.id|Art & Cultural Centers. Jakarta Tourism Board. Accessed 11 August 2011. http://jakarta-tourism.go.id|Hakim, Rustam. (2007). The Alternative Of Green Open Space Management In Jakarta City, Indonesia. Universiti Teknologi Malaysia. Accessed 11 August  2011. http://eprints.utm.my/1630/|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 3 July 2011. http://www.worldbank.org/|\"Laws and Regulations.\" Energy Efficiency and Conservation Clearing House Indonesia. Accessed 10 August 2011. http://energyefficiencyindonesia.info||\"Do-it-Yourself Jakarta Traffic Solutions: Walk, Bike, Share a Car or Even Fly.\" The Jakarta Globe. Accessed 10 August 2011. http://www.thejakartaglobe.com|";
city_data_source[41] = "Jerusalem|The Municipal Area of Jerusalem (2008). The Jerusalem Institute for Israel Studies. (2008) Accessed 13 June 2011. <http://www.jiis.org>|Area of Jerusalem District (2010). Central Bureau of Statistics. Accessed 11 June 2011. <http://www.cbs.gov.il>|Table III/1 - Population of Israel and Jerusalem, by Population Group 1922-2009. The Jerusalem Institute for Israel Studies. Accessed June 13 2011.<http://www.jiis.org> |Population projection of Jerusalem and the Jerusalem District. (2008) Jerusalem Municipality/Jerusalem Institute for Israeli Studies. Accessed 15 June 2011. <http://www.jiis.org>|Immigrants Since 1990 Onwards Living in Jerusalem (2008). Jerusalem Municipality/Jerusalem Institute for Israeli Studies. Accessed 14 June 2011. <http://www.jiis.org>|Table III/3 - Annual Growth of Population Growth in Israel and in Jerusalem (2009). Jerusalem Institute for Israel Studies. Accessed 12 June 2011. <http://www.jiis.org>||Table VIII/1 Active Businesses in the Business Sector in Israel, Jerusalem (2009). The Jerusalem Institute of Israel Studies. Accessed 12 June 2011. <http://www.jiis.org> |Table VIII/1 Active Businesses in the Business Sector in Israel, Jerusalem (2009). The Jerusalem Institute of Israel Studies. Accessed 12 June 2011. <http://www.jiis.org> |Fortune 500 Companies, (2010). Fortune Magazine. Accessed 14 June 2011. http://money.cnn.com|Population Aged 15 and Over, in Israel  and Jerusalem, by Civilian Labor Force Characteristics (2009). Jerusalem Municipality/Jerusalem Institute for Israeli Studies. Accessed 11 June 2011. <http://www.jiis.org>|Table VI/1 Extent of Poverty in Israel, Jerusalem, Selected Towns and Districts (2009). Jerusalem Institute for Israel Studies. Accessed 11 June 2011. <http://www.jiis.org>|Chapter XI-Transport (2008). Jerusalem Municipality/Jerusalem Institute for Israeli Studies. Accessed 14 April 2010. <http://www.jiis.org>||Jerusalem - Connecting to the Heart. Capital of Israel/Jerusalem Municipality. Accessed 11 June 2011. http://www.jerusaelm.muni.il|Jerusalem Cruise Port. Cruise Critic. Accessed 23 August 2011. http://www.cruisecritic.com|Jerusalem: Facts and Trends 2007/2008. Jerusalem Institute for Israel Studies. Accessed 11 June 2011. <http://www.jiis.org>|Jerusalem: Urban Characteristics. Israel Ministry of Foreign Affairs. Accessed 14 June 2011. <http://www.mfa.gov.il>|Database of Institutions: Jerusalem. Council for Higher Education. Accessed 14 June 2011. <http://www.che.org.il>|Jerusalem: Facts and Trends 2007/2008. Jerusalem Institute for Israel Studies. Accessed 11 June 2011. <http://www.jiis.org>|Jerusalem: Facts and Trends 2007/2008. Jerusalem Institute for Israel Studies. Accessed 11 June 2011. <http://www.jiis.org>|Jerusalem: Facts and Trends 2007/2008. Jerusalem Institute for Israel Studies. Accessed 11 June 2011. <http://www.jiis.org>|Jerusalem: Facts and Trends 2007/2008. Jerusalem Institute for Israel Studies. Accessed 11 June 2011. <http://www.jiis.org>|Jerusalem: Facts and Trends 2007/2008. Jerusalem Institute for Israel Studies. Accessed 11 June 2011. <http://www.jiis.org>| Table IV/3 - Infant Deaths in Israel and in Jerusalem by Population Group, 1978 - 2009. Jerusalem Institute for Israel Studies. Accessed 14 June 2011. <http://www.jiis.org>|Life Expectancy at Selected Ages, By Sex and Religion. Israel Central Bureau of Statistics. Accessed 14 June 2011. http://www1.cbs.gov.il|Life Expectancy at Selected Ages, By Sex and Religion. Israel Central Bureau of Statistics. Accessed 14 June 2011. http://www1.cbs.gov.il||Hospitals. Jerusalem Municipality. Accessed 14 June 2011. <http://www.jerusalem.muni.il>||Museums. Jerusalem Municipality. Accessed 13 June 2011. <http://www.jerusalem.muni.il>|Cultural Institutions. Jerusalem Municipality. Accessed 13 June 2011. <www.jerusalem.muni.il>||Air Pollution Data by Country and City, (1999). World Bank. Accessed 13 June 2011. http://www.worldbank.org/|Mikveh Water Project (2010). Jerusalem Municipality. Accessed 14 June 2011. <http://www.jerusalem.muni.il>||The Greening of Israel (2011). Post-Gazette. Accessed 25 August 2011. http://www.post-gazette.com|";
city_data_source[42] = "Johannesburg |City Slidepack (2008). Official Website of the City of Johannesburg. Accessed 21 August 2011. http://www.joburg-archive.co.za |Facts. Joburg Tourism Company.  The City of Johannesburg. Accessed 19 July 2011. <http://www.joburgtourism.com>|Facts. Joburg Tourism Company.  The City of Johannesburg. Accessed 19 July 2011. <http://www.joburgtourism.com>|Turton, Anthony, et al.  \"Gold, Scorched Earth, and Water: The Hydropolitics of Johannesburg.\"  International Journal of Water Resources Development 22 no 2 (June 2006): 313-335.  Academic Search Complete.  EBSCOHost.  New York Public Libraries, New York City New York.  Accessed 18 July 2011.  <http://search.ebscohost.com>|City Slidepack (2008). Official Website of the City of Johannesburg. Accessed 21 August 2011. http://www.joburg-archive.co.za |\"Department of Economic Development: Statistics.\"  The City of Johannesburg: Department of Economic Development.  2006.  The City of Johannesburg.  Accessed 20 July 2011. <http://www.joburg.org.za/>.  |Economic Data. Joburg Tourism Company. The City of Johannesburg. Accessed 19 July 2011. <http://www.joburgtourism.com>|Facts. Joburg Tourism Company. The City of Johannesburg.  Accessed 20 July 2011. <http://www.joburgtourism.com>|Facts. Joburg Tourism Company. The City of Johannesburg.  Accessed 20 July 2011. <http://www.joburgtourism.com>|Global 500 (2009). CNN Money. Accessed 21 July 2011. http://money.cnn.com|Population People. Joburg Tourism Company.  The City of Johannesburg. Accessed 19 July 2011.  <http://www.joburgtourism.com> |Fighting Poverty. The City of Johannesburg. Accessed 19 July 2011. <http://www.joburg.org.za>|Infrastructure (2008). The City of Johannesburg. Accessed 19 July 2011.  <http://www.joburg.org.za/>.|Population People. Joburg Tourism Company.  The City of Johannesburg. Accessed 19 July 2011.  <http://www.joburgtourism.com> |Infrastructure (2008). The City of Johannesburg. Accessed 19 July 2011.  <http://www.joburg.org.za/>.|UK Freight Transport Hits Rocky Road. Focus on Transport. Accessed 23 August 2011. http://www.focusontransport.co.za|\"South Africa&#8217;s Higher Education Landscape\" (2005).  Higher Education of South Africa. Accessed 21 July 2011.  <http://www.hesa.org>.|Population People. Joburg Tourism Company.  The City of Johannesburg. Accessed 19 July 2011.  <http://www.joburgtourism.com> |\"Universities and Technikons in South Africa.\"  African Studies Center.  2004.  Michigan State University.  21 July 2011.  <http://africa.msu.edu/>.|Tourism Strategy: Chapter 2. 2008.  The City of Johannesburg.  Accessed 21 July 2011.<http://www.joburg.org.za/>.  See also: State of the City Address.  2004.  29 January 2004.  City of Johannesburg.  Accessed 21 July 2011.  <http://www.joburg.org.za/>.|State of the City Address. 2004.  29 January 2004.  City of Johannesburg.  20 July 2011.  <http://www.joburg.org.za/>|Tourism Strategy: Chapter 2.  2008.  The City of Johannesburg.  Accessed 20 July 2011. <http://www.joburg.org.za/>.|City Slidepack (2008). Official Website of the City of Johannesburg. Accessed 19 July 2011. http://www.joburg-archive.co.za |Tourism Strategy: Chapter 2.  2008.  The City of Johannesburg.  Accessed 20 July 2011. <http://www.joburg.org.za/>.|\"2004-08-31: City Health Services Team up With Wits.\"  City of Johannesburg: Press Releases 2006.  Accessed 19 July 2011.  City of Johannesburg.    |City Slidepack (2008). Official Website of the City of Johannesburg. Accessed 19 July 2011. http://www.joburg-archive.co.za |City Slidepack (2008). Official Website of the City of Johannesburg. Accessed 19 July 2011. http://www.joburg-archive.co.za ||City Slidepack (2008). Official Website of the City of Johannesburg. Accessed 19 July 2011. http://www.joburg-archive.co.za |Smoking of Tobacco Act 83. Official Website of the City of Johannesburg. Accessed 20 July 2011. http://www.joburg-archive.co.za|City Slidepack (2008). Official Website of the City of Johannesburg. Accessed 19 July 2011. http://www.joburg-archive.co.za ||Facts. Joburg Tourism Company.  The City of Johannesburg. Accessed 19 July 2011. <http://www.joburgtourism.com>|World Development Indicators 2007. The World Bank. Accessed 15 21 July. <http://siteresources.worldbank.org/>|Energy Efficiency in the Spotlight. Official Website of the City of Johannesburg. Accessed 19 July 2011. <http://www.joburg.org.za>|Integrated Transport Plan 2003/2008. Official Website of the City of Johannesburg. Accessed 19 July 2011. http://www.joburg-archive.co.za||";
city_data_source[43] = "Karachi||Geography and Demography (2010-2011). Official Web Portal of City District Government Karachi. Accessed 3 August 2011. http://www.karachicity.gov|Geography and Demography (2006-2007). Official Web Portal of City District Government Karachi. Accessed 3 August 2011. http://www.karachicity.gov|Geography and Demography (2006-2007). Official Web Portal of City District Government Karachi. Accessed 3 August 2011. http://www.karachicity.gov||Geography and Demography (2006-2007). Official Web Portal of City District Government Karachi. Accessed 3 August 2011. http://www.karachicity.gov|Economy and Development. Official Web Portal of City District Government Karachi. Accessed 3 August 2011. http://www.karachicity.gov.pk/| Global Report on Human Settlements 2003, The Challenge of Slums. Report: Karachi, Pakistan (2003). UN-Habitat. Accessed 3 August 2011. http://www.ucl.ac.uk/| Global Report on Human Settlements 2003, The Challenge of Slums. Report: Karachi, Pakistan (2003). UN-Habitat. Accessed 3 August 2011. http://www.ucl.ac.uk/|Global 500 2011. Fortune. Accessed 3 August 2011. http://money.cnn.com| Global Report on Human Settlements 2003, The Challenge of Slums. Report: Karachi, Pakistan (2003). UN-Habitat. Accessed 3 August 2011. http://www.ucl.ac.uk/|Karachi Megacities Preparation Project (2005). Asian Development Bank. Accessed 3 August 2011. http://www.adb.org/|Get Around Karachi. Official Web Portal of City District Government Karachi. Accessed 3 August 2011. http://www.karachicity.gov|Traffic and Mass Transit Issues, (2006). Mustaqbil Website. Accessed 3 August 2011. http://mustaqbil.org|Arriving to Karachi, (2011). City District Government Karachi. Accessed 3 August 2011. http://www.karachicity.gov.pk/|Economy and Development. Official Web Portal of City District Government Karachi. Accessed 3 August 2011. http://www.karachicity.gov.pk/|||Our Institutions, (2011). Higher Education Commission, Pakistan. Accessed 3 August 2011. http://hec.gov.pk/|Tourism Facts & Figures 2009. Government of Pakistan: Ministry of Tourism. Accessed 3 August 2011. http://www.karachicity.gov.pk/|||||Primary Health Care Program, (1998). Health and Nutrition Development Society. Accessed 3 August 2011. http://www.hands.4t.com|||Health Department Introduction (2006-2007). Official Web Portal of City District Government Karachi. Accessed 3 August 2011. http://www.karachicity.gov|Health Department Introduction. Official Web Portal of City District Government Karachi. Accessed 3 August 2011. http://www.karachicity.gov|Schoolchildren Published for Anti-Smoking Art, (2011). The Express Tribune with the International Herald Tribune. Accessed 3 August 2011. http://tribune.com.pk|Karachi…At a Glance, (2011). City District Government of Karachi. Accessed 3 August 2011. http://www.karachicity.gov.pk/|Karachi…At a Glance, (2011). City District Government of Karachi. Accessed 3 August 2011. http://www.karachicity.gov.pk/||Air Pollution Data by Country and City, (1999). World Bank. Accessed on 3 August 2011. http://www.worldbank.org/|The Karachi Energy Conservation Programme, (2011). KESC. Accessed 3 August 2011. http://www.kesc.com.pk|Businessman Takes Another Stab at CNG Bus Scheme, (2008). Daily Times. Accessed 3 August 2011. http://www.dailytimes.com.pk||";
city_data_source[44] = "Kiev|\"Kiev City\" Ukrainian Government Portal, Cabinet of Ministers of Ukraine. Accessed 17 Aug 2011. http://www.kmu.gov.ua||Demographic: The Population as of 1 June 2011 and the Average for January-May 2011. Central Statistical Office In Kiev. Accessed 17 August 2011. http://www.gorstat.kiev.ua|Kiev Metro Area. Wolfram Alpha. (2011) Accessed 17 Aug 2011. http://www.wolframalpha.com|||European Green City Index: Kiev. Siemens. Accessed 18 August 2011. http://www.siemens.com|The Volume of Sales by Main Industrial Activities for January-June 2011 (2011). Accessed 17 August 2011. http://www.gorstat.kiev.ua/|The Volume of Sales by Main Industrial Activities for January-June 2011 (2011). Accessed 17 August 2011. http://www.gorstat.kiev.ua/|Global 500. (2011) CNN Money. Accessed 17 August, 2011. http://money.cnn.com|Major Indicators of Labor Market. Central Statistical Office In Kiev. Accessed 17 August, 2011. http://www.gorstat.kiev.ua/||Kiev. World Travel Guide. Acessed on 17 Aug 2011. http://www.worldtravelguide.net|European Green City Index: Kiev. Siemens. Accessed 17 August 2011. http://www.siemens.com|\"Boryspil International Airport\" and \"Zhulyany\". Accessed 14 August 2011. http://www.airport-borispol.kiev.ua |Kiev (2011). Sea Rates. Accessed 18 August 2011. SeaRates.com|Higher Education Institutions. Central Statistical Office In Kiev. Accessed 17 August, 2011. http://www.gorstat.kiev.ua||Higher Education Institutions. Central Statistical Office In Kiev. Accessed 17 August, 2011. http://www.gorstat.kiev.ua|Tourist Flows (2010). Central Statistical Office In Kiev. Accessed 18 August, 2011. http://www.gorstat.kiev.ua|Tourist Flows (2010). Central Statistical Office In Kiev. Accessed 18 August, 2011. http://www.gorstat.kiev.ua|Tourist Flows (2010). Central Statistical Office In Kiev. Accessed 18 August, 2011. http://www.gorstat.kiev.ua||Tourism: Hotels and Other Places of Temporary Residence (2010). Central Statistical Office In Kiev. Accessed 18 August, 2011. http://www.gorstat.kiev.ua||||Medical Staff (2010). Central Statistical Office In Kiev. Accessed 18 August, 2011. http://www.gorstat.kiev.ua|Healthcare (2010). Central Statistical Office In Kiev. Accessed 18 August, 2011. http://www.gorstat.kiev.ua||Cultural Arts and Artistic Institutions. Central Statistical Office In Kiev. Accessed on 18 August. http://www.kmu.gov.ua|Cultural Arts and Artistic Institutions. Central Statistical Office In Kiev. Accessed on 18 August. http://www.kmu.gov.ua||Air Pollution Data by Country and City, (1999). World Bank. Accessed on 18 Aug 2011. http://www.worldbank.org/|Good Practices in City Energy Efficieny, Kiev, Ukraine - Energy Efficiency in Public Buildings (Case Study) (2011). Accessed 18 August 2011. http://www.esmap.org|||";
city_data_source[45] = "Kolkata|Basic Statistics of Kolkata. Kolkata Municipal Corporation. Accessed on 24 July 2011. http://www.kmcgov.in|Basic Statistics of Kolkata. Kolkata Municipal Corporation. Accessed on 24 July 2011. http://www.kmcgov.in|Basic Statistics of Kolkata. Kolkata Municipal Corporation. Accessed on 24 July 2011. http://www.kmcgov.in|World Urbanization Prospects: the 2005 Revision (2005). United Nations. Accessed on 24 July 2011. http://www.un.org||Differing Population Growth Figures in West Bengal, (2001). The Times of India. Accessed on 24 July 2011. http://timesofindia.indiatimes.com|Kolkata, India (2011). Siemens Global Website. Acessed 26 January 2012. http://www.siemens.org|Industry. Kolkata Online. Accessed on 23 August 2011. http://www.kolkataonline.in/|Industry. Kolkata Online. Accessed on 23 August 2011. http://www.kolkataonline.in/|Fortune 500 Companies, (2011). Fortune Magazine. Accessed on 24 July 2011 http://money.cnn.com|The Case of Kolkata, India, (2003). University College London. Accessed 7 August 2011. http://www.ucl.ac.uk/||Calcutta Local Transport. Kolkata. Accessed 8 August 2011. http://www.kolkata.org.uk|Kolkata Transport. This is My India. Accessed on 9 August 2011. http://www.thisismyindia.com|Airports Authority of Inida, (2010). Accessed on 24 July 2011. http://www.aai.aero/public_notices/aaisite_test/main_new.jsp|Kolkata Transport Trust. Accessed on 24 July 2011. http://www.kolkataporttrust.gov.in/|||College in Kolkata, (2009). IndiaNetZone. Accessed on 9 August 2011. http://www.indianetzone.com/|Study to Assess Hotel Rooms /Accommodation in 50 Major Tourist Centers & Metro Cities in India, (2008). Ministry of Tourism. Accessed on 24 July, 2011. http://tourism.gov.in|Study to Assess Hotel Rooms /Accommodation in 50 Major Tourist Centers & Metro Cities in India, (2008). Ministry of Tourism. Accessed on 24 July, 2011. http://tourism.gov.in|Study to Assess Hotel Rooms /Accommodation in 50 Major Tourist Centers & Metro Cities in India, (2008). Ministry of Tourism. Accessed on 24 July, 2011. http://tourism.gov.in||Study to Assess Hotel Rooms /Accommodation in 50 Major Tourist Centers & Metro Cities in India, (2008). Ministry of Tourism. Accessed on 24 July, 2011. http://tourism.gov.in|The Revivial of Calcutta, (1994). Braudel Papers. Accessed on 20 July 2011. http://www.braudel.org.br/|Planning Your Elective - Calcutta (2000). Student BMJ. Accessed on 20 July 2011. http://archive.student.bmj.com|Planning Your Elective - Calcutta (2000). Student BMJ. Accessed on 20 July 2011. http://archive.student.bmj.com||Location of Hospitals: Kolkata, (2011). ClickIndia. Accessed 9 August 2011. http://kolkata.clickindia.com|Smoking Ban Up in Smoke in Kolkata, (2009). Indian Express. Accessed on 24 July 2011. http://www.indianexpress.com/|Calcutta Museums. Calcutta Hotels. Accessed on 20 July 2011. http://www.calcutta-hotels-india.com/|Club and Cultural Organization Directory. WebIndia123. Accessed on 20 July 2011. http://yellowpages.webindia123.com||Air Quality Index (1999). World Bank Website. Accessed on 24 July 2011. http://www.worldbank.org|Bureau of Energy Efficiency, (2010). Government of India. Accessed 9 August 2011. http://www.beeindia.in/|Four Years and Counting, (2008). Indian Express. Accessed 24 July 2011. http://www.indianexpress.com/||";
city_data_source[46] = "Lagos|Lagos, Nigeria. United Nations Cyber Schoolbus. Accessed 10 August 2011. http://www.un.org|Lagos State. Lagos State Ministry of Economic Planning and Budget. State of Lagos Mega City and Other Nigerian Cities: Report 2004. Lagos, 2004. Pp. 38. Accessed 10 August 2011. http://www.un.org|World Fact Book: Nigeria. CIA. Accessed 9 Aug 2011. http://www.cia.gov|World Development Indicators (2005). The World Bank. Lexis-Nexus. Statistical Universe. New York Public Library. Accessed 10 August 2011. http://www.cia.gov||Lagos State. Lagos State Ministry of Economic Planning and Budget. State of Lagos Mega City and Other Nigerian Cities: Report 2004. Lagos, 2004. Pp. 38. Accessed 10 August 2011. http://www.un.org|A Tale of Two Cities: A Comparative Analysis of Happiness in Copenhagen & Lagos. Accessed 9 August 2011. http://www.aap.cornell.edu|Lagos State. Lagos State Ministry of Economic Planning and Budget. State of Lagos Mega City and Other Nigerian Cities: Report 2004. Lagos, 2004. Pp. 49-50. Accessed 10 August 2011. http://www.un.org|Lagos State. Lagos State Ministry of Economic Planning and Budget. State of Lagos Mega City and Other Nigerian Cities: Report 2004. Lagos, 2004. Pp. 49-50. Accessed 10 August 2011. http://www.un.org|Percetage of Global 500 Headquarters (2009). CNN. Accessed 10 August 2011. http://www.money.cnn.com||Lagos State. Lagos State Ministry of Economic Planning and Budget. State of Lagos Mega City and Other Nigerian Cities: Report 2004. Lagos, 2004. Pp. 53. Accessed 10 August 2011. http://www.un.org|\"Public Transport.\"  Lagos Metropolitan Area Transport Authority (2007). Lagos State. Accessed 10 August 2011. <http://www.lamata-ng.com/>. ||\"Lagos Murtala Muhammad International Airport.\" World Travel Guide. 2008. Accessed 10 August 2011. <http://www.worldairportguide.com/>.|Nigerian Port Authority. Accessed 10 August 2011. http://www.nigerianports.org|||Lagos State. Lagos State Ministry of Economic Planning and Budget. State of Lagos Mega City and Other Nigerian Cities: Report 2004. Lagos, 2004. Pp. 83. Accessed 10 August 2011. http://www.un.org||||||Lagos State. Lagos State Ministry of Economic Planning and Budget. State of Lagos Mega City and Other Nigerian Cities: Report 2004. Lagos, 2004. Pp. 55. Accessed 10 August 2011. http://www.un.org|Lagos State. Lagos State Ministry of Economic Planning and Budget. State of Lagos Mega City and Other Nigerian Cities: Report 2004. Lagos, 2004. Pp. 84. Accessed 10 August 2011. http://www.un.org|Lagos State. Lagos State Ministry of Economic Planning and Budget. State of Lagos Mega City and Other Nigerian Cities: Report 2004. Lagos, 2004. Pp. 84. Accessed 10 August 2011. http://www.un.org||Hospitals in Nigeria, Lagos. Allianz. Accessed 11 August 2011. http://www.allianzworldwidecare.com|LASG Hails Passage of National Tobacco Control Bill (2011). Accessed 11 August 2011. http://www.allafrica.com||||World Development Indicators 2007. The World Bank.  Accessed 11 August 2011. <http://siteresources.worldbank.org/>|Shosanya, Mohammed. \"Commission Harps On Energy Efficiency, Conservation Economy.\" Daily Trust - AllAfrica. Accessed 11 August 2011. http://www.allafrica.com||\"Public Transport.\"  Lagos Metropolitan Area Transport Authority (2007). Lagos State. Accessed 10 August 2011. <http://www.lamata-ng.com/>. |";
city_data_source[47] = "Lima|Indicadores Departamentales-Lima. Instituto Nacional de Estadística e Informática. Accessed 28 July 2011. http://www.inei.gob.pe/|Alcazar, Lorena and Raul Andrade. Quality of Life in Urban Neighborhoods in Metropolitan Lima, Peru. October 2008. Inter-American Development Bank. Accessed 28 June 2011. http://www.iadb.org|Indicadores Departamentales-Lima. Instituto Nacional de Estadística e Informática. Accessed 28 July 2011. http://www.inei.gob.pe/|Perfil Sociodemográfico del Peru, Censos Nacionales 2007: XI de Población y VI de Vivienda. Instituto Nacional de Estadística e Informática. August 2008. Accessed 27 June 2011. http://www.inei.gob.pe/||Cuadro 1.6 - Peru: Tasa de Crecimiento Promedio Annual de la Población Censada, Según Departamento. Perfil Sociodemográfico del Peru, Censos Nacionales 2007: XI de Población y VI de Vivienda. Instituto Nacional de Estadística e Informática. August 2008. Accessed 27 June 2011. http://www.inei.gob.pe/|Lima. Latin American Green City Index (2010). Siemens. Accessed on 28 June 2011. http://www.siemens.com|Indicadores Departamentales-Lima. Instituto Nacional de Estadística e Informática. Accessed 28 July 2011. http://www.inei.gob.pe/|Indicadores Departamentales-Lima. Instituto Nacional de Estadística e Informática. Accessed 28 July 2011. http://www.inei.gob.pe/|Global 500 (2009). Fortune. Accessed 17 July 2011. http://www.money.cnn.com|Indicadores Económicos - Lima Metropolitana: Tasas de Empleo y Desempleo Marzo-Mayo 2011. Instituto Nacional de Estadística e Informática. Accessed 27 June 2011. http://www.inei.gob.pe/|Peru: Incidencia de la Pobreza, según Departamento, 2008 y 2009. Instituto Nacional de Estadística e Informática. Accessed 27 June 2011. http://www.inei.gob.pe/|Sobre Nosotros (2008). Tren Urbano de Lima. Accessed 28 July 2011. <http://www.trenurbano.gob.pe>.||Jorge Chávez International Airport (LIM). Accessed 23 July 2011. <http://www.lap.com.pe>.|Ports in Peru. World Port Source. Accessed 23 June 2011. http://www.worldportsource.com/|Número de Alumnos(as) Matriculados en Universidades Privadas/Públicas, 2002-2009. Compendio Estadístico 2010. Instituto Nacional de Estadística e Informática. Accessed 28 June 2011. http://www.inei.gob.pe/|Cuadro 2.3 - Peru: Población Censada de 15 y Más Años de Edad por Nivel de Educación Alcanzado, Según Departamento. Perfil Sociodemográfico del Peru, Censos Nacionales 2007: XI de Población y VI de Vivienda. Instituto Nacional de Estadística e Informática. August 2008. Accessed 27 June 2011. http://www.inei.gob.pe/|Lima: Education (2008). ProInversión: Agencia de Promoción de la Inversión Privada. Accessed 25 June 2011. http://www.proinversion.gob.pe/|Lima: Turismo (2008). ProInversión: Agencia de Promoción de la Inversión Privada. Accessed 25 March 2010. http://www.proinversion.gob.pe/|Lima: Education (2008). ProInversión: Agencia de Promoción de la Inversión Privada. Accessed 25 June 2011. http://www.proinversion.gob.pe/|Lima: Education (2008). ProInversión: Agencia de Promoción de la Inversión Privada. Accessed 25 June 2011. http://www.proinversion.gob.pe/||Lima: Turismo (2008). ProInversión: Agencia de Promoción de la Inversión Privada. Accessed 25 March 2010. http://www.proinversion.gob.pe/|Indicadores Departamentales-Lima, Instituto Nacional de Estadística e Informática. Accessed 23 July 2011. http://www.inei.gob.pe/|Indicadores Departamentales-Lima, Instituto Nacional de Estadística e Informática. Accessed 23 July 2011. http://www.inei.gob.pe/|Indicadores Departamentales-Lima, Instituto Nacional de Estadística e Informática. Accessed 23 July 2011. http://www.inei.gob.pe/|Análisis de la Respuesta Social. Ministerio de Salud. Accessed 20 August 2011. http://www.minsa.gob.pe/|Análisis de la Respuesta Social. Ministerio de Salud. Accessed 20 August 2011. http://www.minsa.gob.pe/|Peru Enacts Anti-tobacco Law. Peru News Agency. Accessed 20 August 2011. http://www.andina.com.pe/|Museums in Lima. Lima Easy. (2010). Accessed 30 June 2011. http://www.limaeasy.com |The Cultural Experience - Lima. Lima Easy (2010). Accessed 30 June 2011. http://www.limaeasy.com | Lima Tiene un Metro Cuadrado. Peru News Agency. Accessed 20 August 2011. http://www.andina.com.pe/|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 26 August 2011. http://www.worldbank.org/|Compendium of Energy Efficiency Policies of APEC Economies. The Institute of Energy Economics, Japan. Accessed 22 August 2011. http://www.ieej.or.jp/||Ciclismo Peru. Accessed 20 April 2010. http://www.ciclismoperu.com|";
city_data_source[48] = "Lisbon|Statistics Portugal, (2009). Instituto Nacional De Estatistica. Accessed 30 July 2011. http://www.ine.pt/|Statistics Portugal, (2009). Instituto Nacional De Estatistica. Accessed 30 July 2011. http://www.ine.pt/|Statistics Portugal, (2009). Instituto Nacional De Estatistica. Accessed 30 July 2011. http://www.ine.pt/|Statistics Portugal, (2009). Instituto Nacional De Estatistica. Accessed 30 July 2011. http://www.ine.pt/|Statistics Portugal, (2009). Instituto Nacional De Estatistica. Accessed 30 July 2011. http://www.ine.pt/|Statistics Portugal, (2009). Instituto Nacional De Estatistica. Accessed 30 July 2011. http://www.ine.pt/|Eurostat (2004). Urban Audit Accessed on 30 July 2011. http://www.urbanaudit.org|||Global 500 (2009). Fortune Magazine. Accessed 1 August 2011. http://www.money.cnn.com|Eurostat (2004). Urban Audit Accessed on 30 July 2011. http://www.urbanaudit.org||Public Transportation in Lisbon. Go Lisbon Website. Accessed 1 August 2011. http://www.golisbon.com||Lisbon Airport. Go Lisbon Website. Accessed 1 August 2011. http://www.golisbon.com|Porte de Lisboa. APL - Administração do Porto de Lisboa, S.A. Accessed 1 August 2011. <http://www.portodelisboat.pt>||Statistics Portugal. Instituto Nacional De Estatistica. Accessed 1 August 2011. http://www.ine.pt/|Statistics Portugal. Instituto Nacional De Estatistica. Accessed 1 August 2011. http://www.ine.pt/|Territorial Statistics. Instituto Nacional De Estatistica. Accessed 01 August 2011. <http://www.ine.pt>|Territorial Statistics. Instituto Nacional De Estatistica. Accessed 01 August 2011. <http://www.ine.pt>|Territorial Statistics. Instituto Nacional De Estatistica. Accessed 01 August 2011. <http://www.ine.pt>||GHN Report Lisbon. Deloitte. Accessed 01 August 2011. http://www.deloitte.com/|Statistics Portugal (2009). Instituto Nacional De Estatistica. Accessed 1 August 2011. http://www.ine.pt/|Statistics Portugal (2009). Instituto Nacional De Estatistica. Accessed 1 August 2011. http://www.ine.pt/|Statistics Portugal (2009). Instituto Nacional De Estatistica. Accessed 1 August 2011. http://www.ine.pt/|Statistics Portugal (2009). Instituto Nacional De Estatistica. Accessed 1 August 2011. http://www.ine.pt/|Statistics Portugal (2009). Instituto Nacional De Estatistica. Accessed 1 August 2011. http://www.ine.pt/|Portugal Inaugura una Ley del Tabaco Parcial. Unidad Editorial Internet. Accessed 02 August 2011. http://www.elmundo.es/|Museums. Turismo de Portugal Lisboa. Accessed 02 August 2011. <http://www.visitlisboa.com>||Towards a Green Green Space Planning Urban Green Space Planning in Lisbon (Portugal). Jasper Schilling Lunds Univesity (May 2010). Accessed 1 August 2011. <http://www.lumes.lu.se>|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 02 August 2011. http://www.worldbank.org/|National Energy Efficiency Action Plan: Portugal Efficiency 2015. International Energy Agency. Acccessed 1 August 2011. <http://www.iea.org>|WP6 : Equipment and Operational Aspects. SPUTNIC. Accessed 02 August 2011. http://www.sputnicproject.eu/||";
city_data_source[49] = "London|Freeman, Alan. Working Paper 21: The GLA&#8217;s Interim Metro Area Data Set, (2007). Greater London Authority. Accessed 06 June 2011.  http://www.london.gov.uk|Freeman, Alan. Working Paper 21: The GLA&#8217;s Interim Metro Area Data Set, (2007). Greater London Authority. Accessed 06 June 2011.  http://www.london.gov.uk|Regional Trends: London: Population and Migration, (2010). Office for National Statistics. Accessed 06 June 2011. http://www.statistics.gov.uk |Urban Agglomerations 2007, (2008). United Nations Population Division. Accessed 06 June 2011. http://www.un.org/|Regional Trends: London: Population and Migration, (2010). Office for National Statistics. Accessed 06 June 2011. http://www.statistics.gov.uk |Average Annual Rate of Change of Urban Agglomerations: London (2005-2010). World Urbanization Prospects, United Nations Population Division. Accessed 27 February 2010. http://esa.un.org/unup|Global City GDP Rankings 2008-2025. Price Waterhouse Coopers - United Kingdom. Accessed 03 August 2011. http://www.ukmediacentre.pwc.com|GVA and COE NUTs by 31 Industries. Office for National Statistics. Accessed 03 August 2011. http://www.statistics.gov.uk|GVA and COE NUTs by 31 Industries. Office for National Statistics. Accessed 07 June 2011. http://www.statistics.gov.uk  |Fortune Global 500 companies (2009). Fortune Magazine. Accessed 11 August 2011. http://www.money.cnn.com|London: Economy, (2011). National Statistics Online. Accessed 07 June 2011.http:// www.statistics.gov.uk.|MacInnes, Tom, and Peter Kenway. City Parochial Foundation. London&#8217;s Poverty Profile. London: 2009. Accessed 3 Jun 2011. http://www.londonspovertyprofile.org.uk|Transport for London. Mayor of London. Accessed 06 June 2011. http://www.tfl.gov.uk|Labor Force Survey, (2009). Office for National Statistics, Labor Force Survey. Accessed 3 June 2011. http://www.statistics.gov.uk|Transport for London. Mayor of London. Accessed on 08 June 2011. http://www.tfl.gov.uk|Port of London Authority, (2011). Port of London Authority. Accessed on 07 June 2011. http://www.pla.co.uk/|Higher and Further Education, (2010). Mayor of London. Accessed on 07 June 2011. http://www.london.gov.uk|Census 2001 (2001). National Statistics. Accessed on 27 February 2010. http://www.statistics.gov.uk|Focus on London 2007: Chapter 2: Education and training. Greater London Authority & Office of National Statistics. Accessed 08 June 2011. http://www.statistics.gov.uk|\"London: Visits, Nights & Spend,\" Media Fact Sheet.Visit London. Accessed 03 June 2011. http://www.visitlondonmediacentre.com|\"London: Overseas Visists, Nights & Spend,\" Media Fact Sheet.Visit London. Accessed 03 June 2011. http://www.visitlondonmediacentre.com  |\"London: Visits, Nights & Spend,\" Media Fact Sheet.Visit London. Accessed 03 June 2011. http://www.visitlondonmediacentre.com|\"London: Visits, Nights & Spend,\" Media Fact Sheet.Visit London. Accessed 03 March 2010. www.visitlondonmediacentre.com  |Hotel Demand Study, (2006). Greater London Authority. Accessed 3 June 2011. http://legacy.london.gov.uk/|Focus on London 2009. Greater London Authority & Office of National Statistics. Accessed 03 June 2011. http://www.statistics.gov.uk|\"Life Expectancy at Birth is Longest in the South of England,\" News Release. Office for National Statistics. Accessed 03 June 2011. http://www.statistics.gov.uk|\"Life Expectancy at Birth is Longest in the South of England,\" News Release. Office for National Statistics. Accessed 03 June 2011. http://www.statistics.gov.uk||Hospitals in London, (2011). Inclusive London. Accessed 08 June 2011. http://www.inclusivelondon.com|Focus on London 2009. Greater London Authority & Office of National Statistics. Accessed 03 June 2011. http://www.statistics.gov.uk|Museums (2010). Government Office for London. Accessed 02 July 2011. <http://www.gos.gov.uk>|London: A Cultural Audit, (2008).  London Development Agency. Accessed 2 June 2011. http://www.london.gov.uk|Open Spaces: Annual Report 2008/09. City of London. Accessed 11 July 2011. www.cityoflondon.gov.uk/|Air Pollution Concentration Data, (1999). World Bank. Accessed on 28 August 2011. http://www.worldbank.org|The CRC Energy Efficiency Scheme Order 2010, (2010). National Archives. Accessed on 2 June 2011. http://www.legislation.gov.uk|Flow Through Filter for London LEZ Retrofit, (2008). DCL International. Accessed on 28 August 2011. http://www.dcl-inc.com|Public Bikes and Cycle Hire Schemes, (2009). London Department of Transport: Cycling England. Accessed 11 July 2011. http://www.dft.gov.uk/|";
city_data_source[50] = "Los Angles|Your Government at a glance: Facts about the city of Los Angeles, (2006) The Official Website of the City of Los Angeles.  Accessed on 26 June 2011. http://www.lacity.org|Population, Housing Units, Area, and Density:  2000, (2000). U.S. Census Bureau. Accessed on 26 June 2011. http://www.census.gov|Profile of General Population and Housing Characteristics: 2010  (2010). U.S.Census Bureau. Accessed on 26 June 2011. http://www.census.gov|County/Metro Area Factsheet: Los Angeles County/Long Beach, California PMSA (2008), Federation for American Immigration Reform. Accessed on 26 June 2011. http://www.fairus.org|American Community Survey 1-Year Estimates (2009), U.S.Census Bureau. Accessed on 26 June 2011. http://www.census.gov |American Community Survey 1-Year Estimates (2009), U.S.Census Bureau. Accessed on 26 June 2011. http://www.census.gov |Los Angeles City, California Selected Economic Characteristics: 2009, (2009). U.S. Census Bureau. Accessed on 26 June 2011. http://www.census.gov/|2007 Economic Census, (2011). U.S. Census Bureau. Accessed 26 June 2011. http://www.census.gov/|2007 Economic Census, (2011). U.S. Census Bureau. Accessed 26 June 2011. http://www.census.gov/|Global 500. (2010). CNN Money. Accessed on 26 June 2011. http://www.money.cnn.com|Unemployment Rates for Metropolitan Areas (2011). Bureau of Labor Statistics. Accessed on 26 June 2011. http://www.bls.gov|Los Angeles City, California Selected Economic Characteristics: 2009, (2009). U.S. Census Bureau. Accessed on 26 June 2011. http://www.census.gov/|Metro. Los Angeles County Metropolitan Transportation Authority. Accessed on 26 June 2011. http://www.metro.net/.|Los Angeles City, California Selected Economic Characteristics: 2009, (2009). U.S. Census Bureau. Accessed on 26 June 2011. http://www.census.gov/|LAX, Los Angeles World Airport. Accessed 26 June 2011. http://www.lawa.org|The Port of Los Angeles: America&#8217;s Port. Accessed on 26 June 2011. http://www.portoflosangeles.org|Los Angeles City, California Selected Economic Characteristics: 2009, (2009). U.S. Census Bureau. Accessed on 26 June 2011. http://www.census.gov/|Los Angeles City, California Selected Economic Characteristics: 2009, (2009). U.S. Census Bureau. Accessed on 26 June 2011. http://www.census.gov/|LA Higher, December Communications, Inc. Accessed 10 June 2011. http://www.december.com|Los Angeles Tourism by Numbers: 2009 Quick Facts, (2010).The Los Angeles Convention and Visitors Bureau.  Accessed on 26 June 2011.  http://www.discoverlosangeles.com/|Los Angeles Tourism by Numbers: 2009 Quick Facts, (2010).The Los Angeles Convention and Visitors Bureau.  Accessed on 26 June 2011.  http://www.discoverlosangeles.com/|Los Angeles Tourism by Numbers: 2009 Quick Facts, (2010).The Los Angeles Convention and Visitors Bureau.  Accessed on 26 June 2011.  http://www.discoverlosangeles.com/|Los Angeles Tourism by Numbers: 2009 Quick Facts, (2010).The Los Angeles Convention and Visitors Bureau.  Accessed on 26 June 2011.  http://www.discoverlosangeles.com/||California Infant Mortality Rate, (2004). California Department of Health Services. Accessed 26 June 2011. http://www.cdph.ca.gov/|Life Expectancy in Los Angeles County: How Long Do We Live and Why, (2010). LA County: Department of Public Health. Accessed on 26 June 2011. http://publichealth.lacounty.gov/|Life Expectancy in Los Angeles County: How Long Do We Live and Why, (2010). LA County: Department of Public Health. Accessed on 26 June 2011. http://publichealth.lacounty.gov/||Hospitals & Clinics, (2010). Los Angeles County Medical Association.  Accessed on 26 June 2011. http://www.lacmanet.org/|Assembly Approves Smoking Ban at State Parks and Beaches. Los Angeles Times. Accessed 18 April 2010. http://www.latimes.com/|Explore Los Angeles, (2011). ExperienceLA. Accessed on 26 June 2011. http://www.experiencela.com/||City Park Facts (2010). Trust for Public Land. Accessed on 18 June 2011. http://www.tpl.org |World Bank Air Pollution, (2005). World Bank. Accessed on 26 June 2011. http://www.worldbank.org/|LADWP Proposed Renewable Portfolio Standard, (2007). Los Angeles Department of Water and Power. Accessed 26 June 2011. http://www.ladwpnews.com|Alternative Fuel Vehicles, (2011). EnvironmentLA. Accessed on 26 June 2011. http://www.environmentla.org/|Los Angeles Bicycle Plan Update, (2011). Accessed 18 April 2010. http://www.labikeplan.org/|";
city_data_source[51] = "Madrid|Territory. Instituto Nacional de Estadistica. Accessed 13 July 2011. <http://www.ine.es>|Madrid. Encyclopædia Britannica. Encyclopædia Britannica Online. Encyclopædia Britannica, 2011. Accessed 20 June 2011. <http://www.britannica.com>.|Populations. Ayuntamiento de Madrid. Accessed 20 June 2011. <http://www.madrid.es>|Populations. Ayuntamiento de Madrid. Accessed 20 June 2011. <http://www.madrid.es>|The Warmest Business Climate in Europe. (2010) The Department for Economy and Employement City of Madrid. Accessed 13 July 2011. <http://www.esmadrid.com>|Natural Increase, per 1000 Inhabitants (2008). Instituto Nacional de Estadistica. Accessed 13 July 2011. <http://www.ine.es>|Why Choose Madrid? The Department for Economy and Employment City of Madrid. Accessed 13 April 2010. <http://www.esmadrid.com>|The Warmest Business Climate in Europe. (2010) The Department for Economy and Employement City of Madrid. Accessed 13 July 2011. <http://www.esmadrid.com>|The Warmest Business Climate in Europe. (2010) The Department for Economy and Employement City of Madrid. Accessed 13 July 2011. <http://www.esmadrid.com>|Global 500 (2010). Fortune Magazine. Accessed 22 June 2011. <http://www.money.cnn.com>|Evolution of Unemployment Rate by Sex. Instituto de Estaditica. Accessed 22 June 2011. <http://www.madrid.org>||The Warmest Business Climate in Europe (2010). The Department for Economy and Employement City of Madrid. Accessed 13 July 2011. <http://www.esmadrid.com>||Red de Aeropuertos. Accessed 22 June 2011. <http://www.aenea-aeropuerto.es>|Madrid-One City-Investment (2009).The Department for Economy and Employement City of Madrid. Accessed 13 July 2011. http://www.esmadrid.com|Student Body Enrolled by Autonomous Commmunity (2008). Instituto Nacional de Estadistica. Accessed 13 July 2011. <http://www.ine.es>|The Warmest Business Climate in Europe (2010). The Department for Economy and Employement City of Madrid. Accessed 13 July 2011. <http://www.esmadrid.com>|The Warmest Business Climate in Europe (2010). The Department for Economy and Employement City of Madrid. Accessed 13 July 2011. <http://www.esmadrid.com>|City of Madrid. Accessed 22 June 2011. http://www.esmadrid.com|Visitors to the Region of Madrid and Overnight Stays in Tourism Accomodation (2007). Institudo de Estadistica. Accessed 13 April 2010. <http://www.madrid.org>|Visitors to the Region of Madrid and Overnight Stays in Tourism Accomodation (2007). Institudo de Estadistica. Accessed 13 April 2010. <http://www.madrid.org>|||Madrid Statistical Yearbook. Madrid City Council. Accessed 28 July 2011. http://www.madrid.es|Births, Deaths, and Marriages (2006). Instituto de Estadistica. Accessed 13 July 2011. <http://www.madrid.org>|Births, Deaths, and Marriages (2006). Instituto de Estadistica. Accessed 13 July 2011. <http://www.madrid.org>|Rate of Registered Health Professionals per 100,000. Instituto Nacional de Estadistica. Accessed 13 July 2011. <http://www.ine.es>|Madrid Statistical Yearbook. Madrid City Council. Accessed 28 July 2011. http://www.madrid.es||Madrid-One City-Investment (2009). The Department for Economy and Employement City of Madrid. Accessed 13 August 2011. <http://www.esmadrid.com>|Madrid Statistical Yearbook. Madrid City Council. Accessed 28 July 2011. http://www.madrid.es|The Warmest Business Climate in Europe (2010). The Department for Economy and Employement City of Madrid. Accessed 13 July 2011. <http://www.esmadrid.com>|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 26 July 2011. http://www.worldbank.org/|What is Agenda 21? Madrid City Council. Accessed 13 July 2011. <http://www.munimadrid.es>|The Electric Vehicle Arrives in Madrid (2010). City of Madrid. Accessed 13 July 2011. <http://www.munimadrid.es>|Bikes and Public Transport. Madrid City Council. Accessed 28 July 2011. http://www.madrid.es|";
city_data_source[52] = "Manila|Land Area in NCR.Metropolitan Manila Development Authority. Accessed 12 April 2010. www.mmda.gov.ph|Terriotory and Population, Philippines. Statesman’s Yearbook Online. Ed. Barry Turner. Palgrave Macmillan 2009. New York University. Accessed on 27 July 2011. www.libray.nyu.edu|2007 Census of Population. National Statistics Office, Republic of the Phillipines. Accessed on 27 July 2011.www.census.gov.ph|2007 Census of Population. National Statistics Office, Republic of the Phillipines. Accessed on 27 July 2011. www.census.gov.ph||Positive Population Growth Rate for Manila, 2010.  National Statistics office , Republic of the Phillipines. Accessed on 27 July 2011. www.census.gov.ph||Gross Regional Domestic Product by Industrial Origin, (2010). National Statistical Coordination Board. Accessed 28 July 2011. http://www.nscb.gov.ph|Gross Regional Domestic Product by Industrial Origin, (2010). National Statistical Coordination Board. Accessed 28 July 2011. http://www.nscb.gov.ph|Global 500.  CNN Money(CNN). Accessed on 27 July 2011. money.cnn.com|National Capital Region - National Statistics Office. National Statistics Office , Republic of the Phillipines. Accessed on 27 July 2011. www.census.gov.ph|Urban Poverty Reduction (STEP UP) in Metro Manila (2008). Asian Development Bank. Accessed on 27 July 2011. http://www.adb.org |Local Government. City of Manila. Accessed on 27 July, 2011. http://www.manila.gov.ph||Manila International Airport Authority. MIAA. Accessed on 27 July 2011. http://125.60.203.88/miaa/|Manila International Container Terminal. Accessed on 27 July 2011. http://www.mictweb.com/||Positive Population Growth for Manila, 2010. Phillippines National Statistics Office. Accessed on 17 July 2011. http://www.census.gov.ph |Schools and Universities.City of Manila. Accessed on 17 July 2011.www.manila.gov.ph|2009 Industry Report. Department of Tourism of the Phillipines. Accessed on 17 July 2011. www.tourism.gov.ph||||Toursim,(2011). National Statistical Coordination Board. Accessed on 17 July 2011. http://www.nscb.gov.ph|||||Hospitals.City of Manila. Accessed  on 17 July 2011. www.manila.gov.ph|Llanto, Jesus F. Smoking ban in most LGUs unsuccessful. ABS-CBN News. Accessed 08 April 2010.|Local Government. City of Manila. Accessed on 17 July, 2011. http://www.manila.gov.ph|Tourism, (2011). Manila. Accessed 28 July 2011. http://www.manila.gov.ph/||Air Pollution Data by Country and City, (1999). World Bank. Accessed on 26 March 2010. http://www.worldbank.org/||||";
city_data_source[53] = "Melbourne|Melbourne in Numbers. City of Melbourne. Accessed 25 July 2011.  http://www.melbourne.vic.gov.au/|Melbourne in Numbers. City of Melbourne. Accessed 25 July 2011.  http://www.melbourne.vic.gov.au/|Melbourne in Numbers. City of Melbourne. Accessed 25 July 2011.  http://www.melbourne.vic.gov.au/|Melbourne in Numbers. City of Melbourne. Accessed 25 July 2011.  http://www.melbourne.vic.gov.au/|Melbourne in Numbers. City of Melbourne. Accessed 25 July 2011.  http://www.melbourne.vic.gov.au/|City of Melbourne: Facts, Figures, and Projections (2008).  City of Melbourne.  Accessed 22 July 2011. http://www.futuremelbourne.com.au/|OECD Territorial Reviews: Competitive Cities in the Global Economy (2006). Organisation for Economic Co-operation and Development, Directorate for Public Governance and Territorial Development.  OECD. Accessed 16 July 2011. http://www.sourceoecd.org/|City of Melbourne Workers (2006). City of Melbourne.  Accessed 26 July, 2011.   http://www.melbourne.vic.gov.au/|City of Melbourne Workers (2006). City of Melbourne.  Accessed 26 July, 2011.   http://www.melbourne.vic.gov.au/|Global 500 (2011).  Fortune Magazine.  Accessed 26 July 2011.  http://www.money.cnn.com|National Regional Profile: Melbourne (Statistical Division). Australian Bureau of Statistics. Accessed 22 July 2011. http://www.abs.gov.au||Public Transport. City of Melbourne.  Accessed 5 May 2010.  http://www.melbourne.vic.gov.au/|Method of Travel to Work by Sex - Melbourne, (2006). Australian Bureau of Statistics. Accessed 25 April 2010. http://www.abs.gov.au/|Airlines. Visit Melbourne.  Accessed 26 July 2011. http://www.visitmelbourne.com|About Port. Port of Melbourne Website. Accessed on 22 July 2011. http://www.portofmelbourne.com/|Student Demographic Profile, City of Melbourne (2006). City of Melbourne. Accessed 22 July 2011.  http://www.melbourne.vic.gov.au|Non-School Qualification: Level of Education by Age by Sex - Melbourne, (2006). Australian Bureau of Statistics. Accessed 25 July 2011. http://www.abs.gov.au/|Enterprise Melbourne. City of Melbourne. Accessed 10 July 2011. http://www.melbourne.vic.gov.au |Enterprise Melbourne. City of Melbourne. Accessed 10 July 2011. http://www.melbourne.vic.gov.au |Enterprise Melbourne. City of Melbourne. Accessed 10 July 2011. http://www.melbourne.vic.gov.au |Enterprise Melbourne. City of Melbourne. Accessed 10 July 2011. http://www.melbourne.vic.gov.au |Enterprise Melbourne. City of Melbourne. Accessed 10 July 2011. http://www.melbourne.vic.gov.au |Tourism Investment in Australia (2010). Sustainable Tourism CRC. Accessed 23 July 2011. http://www.mcvb.com|The Consultative Council on Obstetric and Paediatric Mortality and Morbidity (2007). Department of Health. Accessed 25 July, 2011. http://www.health.vic.gov.au|Life Expectancy at Birth: Victoria 2002-2006. Victorian Government Health Information. Accessed on 22 July 2011. http://www.health.vic.gov.au|Life Expectancy at Birth: Victoria 2002-2006. Victorian Government Health Information. Accessed on 22 July 2011. http://www.health.vic.gov.au||Hospitals & Medical Services in Melbourne Victoria. BCL. Accessed 18 July 2011. http://www.bcl.com.au/|Tough Anti-Smoking Laws in Force From Tomorrow. ABC Australia. Accessed 18 July 2011. http://www.abc.net.au/|Museums. City of Melbourne. Accessed 18 July 2011. http://www.thatsmelbourne.com.au/|||Air Pollution Data by Country and City, (1999). World Bank. Accessed on 26 July 2011. http://www.worldbank.org/|Eco-City Sustainability Campaign, City of Melbourne. Accessed 18 July 2011. http://www.melbourne.vic.gov.au||Melbourne Bike Share (2010).  Accessed 27 July, 2011.  http://www.melbournebikeshare.com.au/|";
city_data_source[54] = "Mexico City|Mexico: Distrito Federal, (2007). Accessed on 7 March 2010. http://www.citypopulation.de||Zona Metropolitana del Valle de Mexico. Accessed on June 26, 2011. http://www.edomex.gob.mx|Zona Metropolitana del Valle de Mexico. Accessed on June 26, 2011. http://www.edomex.gob.mx|Poblacion, Hogares y Vivienda. Lugar de Destino y Sexo (2010). Accessed June 29, 2011.  http://www.inegi.org.mx||Emerging Market City Economies, (2009). PriceWaterHouse Coopers. Accessed on 30 June 2011. http://www.pwc.com|||Fortune 500 Companies, (2010). Fortune Magazine. Accessed on June 28 2011. http://www.money.cnn.com|2010 Difficult Year for Employment in Mexico City, (2010). Bandaras News. Accessed 30 June 2011. http://www.banderasnews.com|Making Cities Work: Mexico City, (2006). BBC News. Accessed 30 June 2011. http://www.news.bbc.co.uk|Mexico City Metropolitan Area Airports. Mexico-City Guide. Accessed 30 June 2011. http://www.mexicocity-guide.com|A Breath of Fresh Air for Mexico City, (2008). William and Flora Hewlett Foundation. Accessed 30 June 2011. http://www.hewlett.org|Mexico City Metropolitan Area Airports. Mexico-City Guide. Accessed 30 June 2011. http://www.mexicocity-guide.com||||Education. Mexico-City Guide. Accessed 30 June 2011. http://www.mexicocity-guide.com|Secretaria de Turismo. Ciudad de Mexico Indicadores Estadi´sticos del Sector, 2002 - 2011. Cifras Enero-Marzo 2011. Accessed 30 June 2011. http://www.mexicocity.gob.mx|Secretaria de Turismo. Ciudad de Mexico Indicadores Estadi´sticos del Sector, 2002 - 2011. Cifras Enero-Marzo 2011. Accessed 30 June 2011. http://www.mexicocity.gob.mx|Secretaria de Turismo. Ciudad de Mexico Indicadores Estadi´sticos del Sector, 2002 - 2011. Cifras Enero-Marzo 2011. Accessed 30 June 2011. http://www.mexicocity.gob.mx|Secretaria de Turismo. Ciudad de Mexico Indicadores Estadi´sticos del Sector, 2002 - 2011. Cifras Enero-Marzo 2011. Accessed 30 June 2011. http://www.mexicocity.gob.mx|Secretaria de Turismo. Ciudad de Mexico Indicadores Estadi´sticos del Sector, 2002 - 2011. Cifras Enero-Marzo 2011. Accessed 30 June 2011. http://www.mexicocity.gob.mx||Estimating Diabetes and Diabetes-Free Life Expectancy in Mexico and Seven Major Cities in Latin America and the Caribbean, (2009). SciElo Public Health. Accessed 30 June 2011. http://www.scielosp.org/|Estimating Diabetes and Diabetes-Free Life Expectancy in Mexico and Seven Major Cities in Latin America and the Caribbean, (2009). SciElo Public Health. Accessed 30 June 2011. http://www.scielosp.org/|||Officer! Someone is Smoking! Mexico Implements Anti-Smoking Law, (2008) Thaindian News. Accessed 30 June 2011. http://www.thaindian.com|Secretaria de Turismo. Ciudad de Mexico Indicadores Estadi´sticos del Sector, 2002 - 2011. Cifras Enero-Marzo 2011. Accessed 30 June 2011. http://www.mexicocity.gob.mx|Secretaria de Turismo. Ciudad de Mexico Indicadores Estadi´sticos del Sector, 2002 - 2011. Cifras Enero-Marzo 2011. Accessed 30 June 2011. http://www.mexicocity.gob.mx|Urban Forestry in Mexico City, (1992). Food and Agriculture Organization of the United Nations. Accessed 30 June 2011. http://www.fao.org/|Air Pollution Data by Country and City, (2004). World Bank. Accessed 30 June 2011. http://www.worldbank.org/|Mexico City Government Promotes Solar Energy, (2009). Green Momentum. Accessed 30 June 2011. http://www.greenmomentum.com|Mexico City: Metrobus, (2009). Embarq. Accessed 30 June 2011. http://www.embarq.org|Transport. Mexico-City Guide. Accessed 30 June 2011. http://www.mexicocity-guide.com|";
city_data_source[55] = "Milan|Popolazione residente anno 2010, (2010). Comune di Milano. Accessed 13 June 2011.  http://www.comune.milano.it|OECD Territorial Review: Milan Accessed 13 June 2011. http://browse.oecdbookshop.org|Popolazione Residente Anno 2010, (2010). Comune di Milano. Accessed 13 June 2011.  http://www.comune.milano.it|OECD Territorial Reviews: Milan, Italy, 2006, (2006). Organisation for Economic Co-operation and Development. Accessed 13 June 2011. http://www.oecdbookshop.org|Popolazione Residente Anno 2010, (2010). Comune di Milano. Accessed 13 June 2011.  http://www.comune.milano.it|Popolazione Residente Anno 2010, (2010). Comune di Milano. Accessed 13 June 2011.  http://www.comune.milano.it|2008 Milano Statistica, (2008).  Comune di Milano Settore Sistemi Integrati per i Servizi e Statistica.  Accessed 13 June 2011. http://www.comune.milano.it|Le Assunzioni Previste nei Settori Dell’economia Locale, (2008).  Comune di Milano.  Accessed 14 June 2011.  http://www.comune.milano.it|Le Assunzioni Previste nei Settori Dell’economia Locale, (2008).  Comune di Milano.  Accessed 14 June 2011.  http://www.comune.milano.it|Fortune 500 Companies, (2010). Fortune Magazine. Accessed 14 June 2011. http://www.money.cnn.com|Milano Dati (2008).  Osservatorio Lavoro del Comune di Milano. Accessed 15 June 2011.  http://www.comune.milano.it|Benassi, David, and Roberto Biorcio. \"La Poverta a Milano: Alcuni Resultati da una Survey.\" Società Italiana di Economia Pubblica. (2003). Accessed 15 June 2011. http://www.unipv.it|Activities, (2011). Azienda Trasporti Milanesi.  Accessed 14 June 2011. http://www.atm-mi.it||Milan, Italy Airports. Accessed 14 June 2011. http://www.lodging.it||2008 Milano Statistica, (2008).  Comune di Milano Settore Sistemi Integrati per i Servizi e Statistica.  Accessed 13 June 2011. http://www.comune.milano.it|Corsi di Laurea Triennale, a Ciclo Unico, Magistrale e del Vecchio Ordinamento, (2009).  Comune di Milano.  Accessed 14 June 2011.  http://www.comune.milano.it|Universita&#8217; e Altri Instituti di Formazione, (2010).  Comune di Milano.  Accessed 14 June 2011.  http://www.comune.milano.it|||||2008 Milano Statistica, (2008).  Comune di Milano Settore Sistemi Integrati per i Servizi e Statistica.  Accessed 13 June 2011. http://www.comune.milano.it|2008 Milano Statistica, (2008).  Comune di Milano Settore Sistemi Integrati per i Servizi e Statistica.  Accessed 13 June 2011. http://www.comune.milano.it||||2008 Milano Statistica, (2008).  Comune di Milano Settore Sistemi Integrati per i Servizi e Statistica.  Accessed 13 June 2011. http://www.comune.milano.it|Tutela Della Salute Dei Non Fumatori, (2004). Ministery dello Salute (Ministry of Health).  Accessed 16 June 2011.  http://www.salute.gov.it|Musei e Mostre. Comune di Milano. Accessed 16 June 2011. http://www.comune.milano.it||50+ Parchi Giardini. Comune di Milano. Accessed 16 June 2011. http://www.comune.milano.it|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 26 March 2010. http://www.worldbank.org/|EC Energy. Accessed 26 June 2011. http://www.managenergy.net||Bike Mi. Accessed 16 June 2011. http://www.bikemi.com/|";
city_data_source[56] = "Montreal|Community Profiles, (2006). Statistics Canada. Accessed on 07 July 2011. http://www12.statcan.ca|Community Profiles, (2006). Statistics Canada. Accessed on 13 March 2010. http://www12.statcan.ca|Community Profiles, (2006). Statistics Canada. Accessed on 07 July 2011. http://www12.statcan.ca|Community Profiles, (2006). Statistics Canada. Accessed on 07 July 2011. http://www12.statcan.ca|Montreal en Statistiques. Ville de Montreal. Accessed on 07 July 2011. http://ville.montreal.qc.ca|Community Profiles, (2006). Statistics Canada. Accessed on 07 July 2011. http://www12.statcan.ca|Produit Intérieur Brut Aux Prix de Base et Revenu Personnel par Habitant. Institut de la Statistique Quebec.Accessed on 07 July 2011.  http://www.stat.gouv.qc.ca|Community Profiles, (2006). Statistics Canada. Accessed on 07 July 2011. http://www12.statcan.ca|Community Profiles, (2006). Statistics Canada. Accessed on 07 July 2011. http://www12.statcan.ca|Montreal en Statistiques. Ville de Montreal. Accessed on 07 July 2011. http://ville.montreal.qc.ca|Montreal en Statistiques. Ville de Montreal. Accessed on 07 July 2011. http://ville.montreal.qc.ca|Urban Poverty in Canada. Canadian Council on Social Development. Accessed on 07 July 2011. http://www.ccsd.ca|Montreal en Statistiques. Ville de Montreal. Accessed on 07 July 2011. http://ville.montreal.qc.ca|Montreal en Statistiques. Ville de Montreal. Accessed on 07 July 2011. http://ville.montreal.qc.ca|Montreal en Statistiques. Ville de Montreal. Accessed on 07 July 2011. http://ville.montreal.qc.ca|Montreal en Statistiques. Ville de Montreal. Accessed on 07 July 2011. http://ville.montreal.qc.ca|Montreal en Statistiques. Ville de Montreal. Accessed on 07 July 2011. http://ville.montreal.qc.ca|Community Profiles, (2006). Statistics Canada. Accessed on 07 July 2011. http://www12.statcan.ca|\"Universities.\" Ville de Montreal. Accessed on 07 July 2011. http://www.ville.montreal.qc.ca|Montreal Tourism Toolkit. Tourism Montreal. Accessed on 07 July 2011. http://www.tourisme-montreal.org|Montreal Tourism Toolkit. Tourism Montreal. Accessed on 07 July 2011. www.tourisme-montreal.org|Montreal Tourism Toolkit. Tourism Montreal. Accessed on 07 July 2011. www.tourisme-montreal.org|Tourism Montreal Annual Report 2010. Tourism Montreal. Accessed on 07 July 2011. http://www.tourisme-montreal.org|Montreal en Statistiques. Ville de Montreal. Accessed on 13 March 2010. http://www.ville.montreal.qc.ca|Montreal Region and RCM Profile. Institut de la Statistique Quebec. Accessed on 07 July 2011. http://www.stat.gouv.qc.ca|Montreal Region and RCM Profile. Institut de la Statistique Quebec. Accessed on 07 July 2011. http://www.stat.gouv.qc.ca|Montreal Region and RCM Profile. Institut de la Statistique Quebec. Accessed on 07 July 2011. http://www.stat.gouv.qc.ca|Vital Signs Health Regions-Physicians per 100,000. Center for the Study of Living Standards. Accessed on 07 July 2011. http://www.vitalsignscanada.ca|\"Hospitals.\" Santé Montreal. Accessed on 07 July 2011. http://www.santemontreal.qc.ca|Montreal en Statistiques. Ville de Montreal. Accessed on 13 July 2011. http://www.ville.montreal.qc.ca|\"Montreal Museums.\" Board of Montréal Museum Directors. Accessed on 08 July 2011. http://www.museesmontreal.org|\"Associations and Arts Groups.\" Culture Montréal. Accessed on 08 July 2011. http://www.culturemontreal.ca|Oljemark, Sylvia. Montreal&#8217;s Green Space Story. Coalition Verte. Accessed on 08 July 2011. http://www.greencoalitionverte.ca|Montreal en Statistiques. Ville de Montreal. Accessed on 13 July 2011. http://www.ville.montreal.qc.ca|Office of Energy Efficiency- Canada&#8217;s Energy Efficiency Regulations. Natural Resources Canada. Accessed 08 July 2011. http://www.nrcan.gc.ca|CDN-NDG Borough Council Meeting. Ville de Montreal. Accessed on 13 March 2010. http://www.ville.montreal.qc.ca|Rouler à Bixi. Bixi Montreal. Accessed on 08 July 2011. http://www.montreal.bixi.com|";
city_data_source[57] = "Moscow|The Moscow City Government Website. Accessed on 15 June 2011. http://www.mos.ru||The Moscow City Government Website. Accessed on June 15 2011. http://www.mos.ru|Russia Metropolitan Areas, (2010). World Gazetteer. Accessed on June 15 2011. http://www.world-gazetteer.com|MPU Data Hub, (2002). Migration Information Source. Accessed on June 15 2011. http://www.migrationinformation.org/|Russia: Largest Cities and Towns and Statistics of their Population, (2010). World Gazetteer. Accessed on 21 March 2010. http://www.world-gazetteer.com|Global City GDP Rankings (2008). Pricewaterhouse Coopers. Accessed on 21 March 2010. https://www.ukmediacentre.pwc.com|Moscow Chamber of Commerce and Industry Website. Accessed on 15 June 2011. http://www.mostpp.ru/eng|Moscow Chamber of Commerce and Industry website. Accessed on 15 June 2011. http://www.mostpp.ru/eng|Fortune 500 Companies, (2010). Fortune Magazine. Accessed on 15 June 2011. http://money.cnn.com|The Inside Job, (2008). U.S. News and World Report. Accessed on 15 June 2011. http://www.usnews.com|20 Million Live in Poverty in Russia, (2008). Kommersant. Accessed on 15 June 2011. http://www.kommersant.com|The Moscow City Government Website. Accessed on 15 June 2011. http://www.mos.ru||The Moscow City Government Website. Accessed on 15 June 2011. http://www.mos.ru|Google Maps Website. Accessed on 15 June 2011. http://maps.google.com||Moscow Region, (2004). Kommersant. Accessed on 15 June 2011. http://www.kommersant.com|The Moscow City Government Website. Accessed on 15 June 2011. http://www.mos.ru||Tourism Committee of Moscow.  Accessed 15 June 2011. http://www.moscomtour.mos.ru|||Foreign Tourists in Moscow, (2008). To Moscow. Accessed on 15 June 2011. http://www.tomoscow.com|Ten Years in Russia, (2009). Alinga Consulting Group. Accessed on 15 June 2011. http://www.acg.ru/|Ten Years in Russia, (2009). Alinga Consulting Group. Accessed on 15 June 2011. http://www.acg.ru/|Ten Years in Russia, (2009). Alinga Consulting Group. Accessed on 15 June 2011. http://www.acg.ru/||The Moscow City Government Website. Accessed on 15 June 2011. http://www.mos.ru|\"Russian Tobacco Laws to Reflect Who Global Convention.\" Ria Novosti.  Accessed on 15 June 2011.  http://www.en.rian.ru|The Moscow City Government Website. Accessed on 15 June 2011. http://www.mos.ru|The Moscow City Government Website. Accessed on 15 June. http://www.mos.ru|The Moscow City Government Website. Accessed on 15 June 2011. http://www.mos.ru|World Bank Website. Accessed on 20 March 2010. http://siteresources.worldbank.org|Climate Change Strategies for Russian Megapolises, (2009). 14000.ru. Accessed on 15 June 2011. http://www.14000.ru|||";
city_data_source[58] = "Mumbai |Introduction, (2011). Government of Maharashtra. Accessed 18 August 2011. http://www.mdmu.maharashtra.gov.in|Introduction, (2011). Government of Maharashtra. Accessed 18 August 2011. http://www.mdmu.maharashtra.gov.in|Mumbai Census Population, (2011). Municipal Corporation of Greater Mumbai.  Accessed 18 August 2011. http://www.mcgm.gov.in|Mumbai&#8217;s Population, (2011). IndiaOnlinePages. Accessed 18 August 2011. http://www.indiaonlinepages.com||Population Growth, Characteristics, and Projections. Mumbai Metropolitan Region Development Authority. Accessed 18 August 2011.  http://www.regionalplan-mmrda.org|Which are the Largest City Economies in the World and how Might this Change by 2025?, (2009). PricewaterhouseCoopers UK. Accessed 18 August 2011. http://madridglobal.nuatt.es|Economic Growth of the Mumbai Metropolitan Region, (2006). The Urban Institute. Accessed 18 August 2011. http://www.visionmumbai.org|Economic Growth of the Mumbai Metropolitan Region, (2006). The Urban Institute. Accessed 18 August 2011. http://www.visionmumbai.org|Fortune 500 Companies: India, (2011). Fortune Magazine. Accessed on 18 August 2011. http://www.money.cnn.com|City’s Young & Jobless: A Grim Picture, (2005). The Times of India. Accessed on 18 August 2011. http://www.timesofindia.indiatimes.com||Traveling in Mumbai Simplified, (2011). Go4Mumbai. Accessed 18 August 2011. http://www.go4mumbai.com/|Urban Transport Project, (2009). Mumbai Metropolitan Region Development Authority. Accessed 18 August 2011. http://www.mmrdamumbai.org/|Chhatrapati Shivaji International Airport. Accessed on 18 August 2011. http://www.csia.in|Mumbai Port. City of Mumbai. Accessed on 18 August 2011. http://mumbaiport.gov.in/|||List of Universities in Mumbai. Mumbai Education. Accessed on 18 August 2011. http://www.mumbaieducation.net||||||Statistics, (2011). Municipal Corporation of Greater Mumbai. Accessed on 18 August 2011. http://www.mcgm.gov.in/|Mumbaikars Die Younger than Other Indians: Study, (2009). Times of India. Accessed on 18 August 2011. http://timesofindia.indiatimes.com|Mumbaikars Die Younger than Other Indians: Study, (2009). Times of India. Accessed on 18 August 2011. http://timesofindia.indiatimes.com||About Mumbai. Accessed on18 August 2011. http://www.aboutmumbai.com|Anti-Smoking Law Highly Impractical. Express India. Accessed 23 August 2011. http://www.expressindia.com|Mumbai Attractions, (2011). Maharashtra Tourism. Accessed 18 August 2011. http://www.maharashtratourism.gov.in|Art India Website. Accessed on 18 August 2011. http://www.artindia.net/|“Mumbai on Two Feet”: Open Public Spaces for a Healthier City, (2010). The City Fix website. Accessed on 18 August 2011. http://mumbai.thecityfix.com|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 12 April 2010. http://www.worldbank.org|||Two Bike Sharing Systems Open in Mumbai, (2010). Planetizen. Accessed 18 August 2011. http://www.planetizen.com|";
city_data_source[59] = "Nairobi|County Stats -- Population Distribution, (2010).  Kenya National Bureau of Statistics.  Accessed 8 August 2011. http://www.knbs.or.ke||County Stats -- Population Distribution, (2010).  Kenya National Bureau of Statistics.  Accessed 8 August 2011. http://www.knbs.or.ke|The Official Web Site for the City of Nairobi.  Accessed 10 April 2008  http://www.nairobicity.org||Kenya, (2010).  UN Data.  Accessed 8 August 2011. http://www.data.un.org||Nairobi&#8217;s Economy is a Large Contributor to Kenya&#8217;s GDP, (2011).  Kenya Information Guide. Accessed 8 August 2011. http://www.kenya-information-guide.com|Nairobi&#8217;s Economy is a Large Contributor to Kenya&#8217;s GDP, (2011).  Kenya Information Guide. Accessed 8 August 2011. http://www.kenya-information-guide.com|Percetage of Global 500 Headquarters- 2011. CNN. Accessed 8 August 2011. http://www.money.cnn.com|Ministry of Health. Accessed 12 August 2011. http://www.health.go.ke|Predicting Household Poverty, (2002).  Kenya Institute for Public Policy Research and Analysis. Accessed 8 August 2011. http://www.pdf.usaid.gov|The Official Web Site for the City of Nairobi. Accessed 8 August 2011  http://www.nairobicity.org||The Official Web Site for the City of Nairobi. Accessed 8 August 2011.  http://www.nairobicity.org|Kenyan Port and Harbor Security Management, (2007). U.S. Embassy of Nairobi, Kenya. Accessed 8 August 2011. http://www.nairobi.usembassy.gov|Population and Housing Census, (2009). Kenya National Bureau of Statistics. Accessed 8 August 2011. http://www.knbs.or.ke||Country Higher Education Profiles. International Network for Higher Education in Africa. Accessed 8 August 2011. http://www.bc.edu||Kenya, (2008).  UN Data. Accessed 8 August 2011. http://www.data.un.org||||Kenya Demographic and Health Survey, (2003).  Kenya Central Bureau of Statistics.  Accessed 8 August 2011. http://www.knbs.or.ke||||Accredited Hospitals, (2011).  National Hospital Insurance Fund.  Accessed 8 August 2011. http://www.nhif.or.ke|\"Public Smoking Ban Hits Nairobi.\" BBC. Accessed 8 August 2011. http://www.news.bbc.co.uk|Attractions, (2011). The Official Web Site for the City of Nairobi.  Accessed 8 August 2011.  http://www.nairobicity.org|||2007 World Development Indicators. The World Bank. Accessed 10 April 2008. http://www.worldbank.org|Kenya, (2010).  Renewable Energy and Energy Efficiency Partership.  Accessed 8 August 2011. http://www.reeep.org|||";
city_data_source[60] = "New Orleans|New Orleans QuickFacts, (2009). U.S. Census Bureau. Accessed on 18 June, 2011. http://www.census.gov/|Population, Housing Units, Area, and Density:  2000,(2000). U.S. Census Bureau. Accessed on 18 June 2011. http://www.census.gov|New Orleans city, Louisiana ACS Demographic and Housing Estimates: 2009,(2009). U.S. Census Bureau. Accessed on 18 June 2011.  http://www.census.gov/|Metro Area Factsheet: New Orleans, Louisiana MSA, (2008). Federation for American Immigration Reform. Accessed on 18 June, 2011. http://www.fairus.org|Percent of People Who Are Foreign Born, (2009). U.S. Census Bureau.U.S. Census Bureau. Accessed on 18 June 2011.  http://www.census.gov/ |US Census Bureau, Population Estimates Program, Louisiana,(2009). Accessed on 18 June 2011. http://www.census.gov/ |New Orleans City, Louisiana Selected Economic Characteristics: 2009, (2009). U.S. Census Bureau. Accessed on 18 June 2011.  http://www.census.gov/|U.S. Census Bureau, 2007 Economic Census. New Orleans city, LA. Accessed on 20 June 2011. http://www.census.gov/|U.S. Census Bureau, 2007 Economic Census. New Orleans city, LA. Accessed on 20 June 2011. http://www.census.gov/|Global 500. (2010). CNN Money. Accessed on 18 June 2011. http://www.money.cnn.com|Labor Force Data by County, not Seasonally Adjusted, March 2010-April 2011, (2011). Bureau of Labor Statistics. Accessed 22 June 2011. http://www.bls.gov|New Orleans city, Louisiana Selected Economic Characteristics: 2009, (2009). U.S. Census Bureau. Accessed on 18 June 2011.  http://www.census.gov/|The Official Tourism Site of the City of New Orleans. Accessed on 18 June 2011. http://www.neworleansonline.com/||Louis Armstrong New Orleans International Airport. Accessed on 18 June 2011. http://www.flymsy.com/|Port of New Orleans. Accessed on 18 June 2011. http://www.portno.com/|New Orleans City, Louisiana Selected Social Characteristics in the United States: 2009, (2009). U.S. Census Bureau. Accessed on 18 June 2011.  http://www.census.gov/|New Orleans City, Louisiana Selected Social Characteristics in the United States: 2009, (2009). U.S. Census Bureau. Accessed on 18 June 2011.  http://www.census.gov/||What&#8217;s new in New Orleans Hospitality Industry, (2011). The Official Tourism Site of the City of New Orleans. Accessed on 18 June 2011. http://www.neworleansonline.com/|2004 TravelScope Profile of U.S. Travelers to Louisiana, (2005). Travel Industry Association of America. Accessed on 20 June 2011. http://www.ustravel.org/|2004 TravelScope Profile of U.S. Travelers to Louisiana, (2005). Travel Industry Association of America. Accessed on 20 June 2011. http://www.ustravel.org/|What&#8217;s New in New Orleans Hospitality Industry, (2011). The Official Tourism Site of the City of New Orleans. Accessed on 18 June 2011. http://www.neworleansonline.com/|What&#8217;s New in New Orleans Hospitality Industry, (2011). The Official Tourism Site of the City of New Orleans. Accessed on 18 June 2011. http://www.neworleansonline.com/|2008 Louisiana Health Report Card, (2009). Louisiana Department of Health and Hospitals. Accessed 22 June 2011. http://www.new.dhh.louisiana.gov/||||Louisiana Hospital Association, 2011. Accessed on 18 June, 2011. http://www.lhaonline.org|Louisiana Smoke Free Air Act, (2006). Capital University Law School. http://www.law.capital.edu/ |New Orleans Museums Official Site, (2004). Accessed on 18 June 2011. http://www.neworleansmuseums.com/||City Park Facts (2010). Trust for Public Land. Accessed on 18 June 2011. http://www.tpl.org |Air Pollution Data by Country and City, (1999). World Bank. Accessed on 18 June 2011. www.worldbank.org|City of New Orleans Carbon Footprint Report, (2009). New Orleans Master Plan and CZO. Accessed on 20 June, 2011. http://www.nolamasterplan.org/|2009 Legislative Session: Alternative Fuel and Green Energy Bills Signed into Law, (2009). Southeast Louisiana Clean Fuel Partnership. Accessed 22 June 2011. http://cleanfuelpartnership.org/|New Orleans Bicycle Plan Project Proposal, (2009). New Orleans Master Plan and CZO. Accessed on 20 June, 2011. http://www.nolamasterplan.org/|";
city_data_source[61] = "New York City|Community District Profiles - New York. New York City Department of City Planning. Accessed 5 July 2011. http://www.nyc.gov|United States Summary: 2000 Population and Housing Unit Counts. U.S. Census Bureau. Accessed 5 July 2011. http://www.census.gov|NYC Statistics. NYC & Company. Accessed 5 July 2011. http://www.nycgo.com|Population Distribution and Change: 2000 to 2010 (2011). United States Census Bureau. Accessed 5 July 2011. http://www.census.gov|The Newest New Yorkers: Executive Summary. New York City Department of City Planning. Accessed 11 April 2010. http://www.nyc.gov|Current Population Estimates. (2009) New York City Department of City Planning. Accessed 6 July, 2011. http://www.nyc.gov|Monthly Report on Current Economic Conditions (Nov. 2007). The City of New York. Accessed July 7, 2011. http://www.nyc.gov|Industry Overview. NYC Economic Development Corporation.  Accessed 5 July 2011. http://www.nycedc.com/|Industry Overview. NYC Economic Development Corporation.  Accessed 5 July 2011. http://www.nycedc.com/|Global 500 (2011). Fortune. Accessed 7 July 2011. http://money.cnn.com|New York City Snapshot. New York State Department of Labor (May 2007). Accessed on 7 July 2011. http://www.nyc.gov|State and County Quickfacts: New York, NY. (2010) US Census Bureau. Accessed 11 April 2011. http://www.quickfacts.census.gov|About the MTA. Metropolitan Transit Authority. Accessed 7 July 2011. http://www.mta.info|Public Transportation for the New York Region. Metropolitan Transit Authority. Accessed 7 July 2011. http://www.mta.info|Tourism Statistics. NYC & Company. Accessed 5 July, 2011. http://www.nycgo.com|Seaport. The Port Authority of NY & NJ Website. Accessed 7 July 2011. http://www.panynj.gov|College and University Final Degree-Credit Enrollment. Office of Higher Education. Albany: The New York State Education Department, Fall 2006. Accessed 7 July 2011. http://www.highered.nysed.gov|State and County Quickfacts: New York, NY. (2010) US Census Bureau. Accessed 7 July 2011. http://www.quickfacts.census.gov|College and University Final Degree-Credit Enrollment. Office of Higher Education. Albany: The New York State Education Department, Fall 2006. Accessed 7 July 2011. http://www.highered.nysed.gov|Tourism Statistics. NYC & Company. Accessed 5 July, 2011. http://www.nycgo.com|Tourism Statistics. NYC & Company. Accessed 5 July, 2011. http://www.nycgo.com|Tourism Statistics. NYC & Company. Accessed 5 July, 2011. http://www.nycgo.com|Tourism Statistics. NYC & Company. Accessed 5 July, 2011. http://www.nycgo.com|Tourism Statistics. NYC & Company. Accessed 5 July, 2011. http://www.nycgo.com|Summary of Vital Statistics 2008: The City of New York. Bureau of Vital Statistics. Accessed 5 July, 2011. www.nyc.gov|Life Expectancy of New Yorkers Increases Nearly Five Months in One Year (2006). New York City Department of Health and Mental Hygiene. Accessed 5 July, 2011. http://www.nyc.gov.|Life Expectancy of New Yorkers Increases Nearly Five Months in One Year (2006). New York City Department of Health and Mental Hygiene. Accessed 5 July, 2011. http://www.nyc.gov.|Armstrong DP and Forte GJ. Annual New York Physician Workforce Profile, 2007 Edition. Rensselaer, NY: Center for Health Workforce Studies, School of Public Health, SUNY Albany. December 2007. Accessed 17 July 2011. http://ww.chws.albany.edu|NY Metro: New York City Region Hospitals. New York State Department of Health. Accessed 17 July 2011. http://hospitals.nyhealth.gov|State of New York-Regulation of Smoking in Public and Work Places. New York Department of Health. Accessed 17 July 2011. <http://www.health.state.ny.us> |Museums in New York City. NY.Com Website. Accessed 17 July 2011. http://www.ny.com|NYC Deptartment of Cultural Affairs.  Accessed 17 July 2011. http://www.nyc.gov/dcla|Natural Resources Group. New York City Department of Parks & Recreation. Accessed 5 July 2011. http://www.nycgovparks.org|2007 World Development Indicators. The World Bank. Accessed 7 July 2011. http://siteresources.worldbank.org|Council Introduces Groundbreaking Green Buildings Legislation (2009). The Council of the City of New York. Accessed 11 July 2011. <http://www.council.nyc.gov>|Mayor Bloomberg and Police Commissioner Kelly Introduce Hybrid Cars to Fleet of Police Response Vehicles (2009). NYPD. Accessed 11 July 2011. <http://www.nyc.gov>|Bike-Share Opportunities in New York City (2009). NYC Department of City Planning. Accessed 5 July, 2011. http://www.nyc.gov/|";
city_data_source[62] = "Osaka|Japan Statistical Yearbook, 2009. Statistics Bureau. Ministry of Internal Affairs and Communication . Accessed 22 June 2011. http://www.stat.go.jp/english/|Japan Statistical Yearbook, 2009. Statistics Bureau. Ministry of Internal Affairs and Communication . Accessed 22 June 2011. http://www.stat.go.jp/english/|Japan Statistical Yearbook, 2009. Statistics Bureau. Ministry of Internal Affairs and Communication . Accessed 22 June 2011. http://www.stat.go.jp/english/|Statistical Yearbook for Asia and the Pacific 2009. United Nations Economic and Social Commission for Asia and the Pacific. Accessed 12 June 2011. http://www.unescap.org|Introduction to Osaka.  Official Osaka Prefectural Government.  Accessed 18 July 2011.  http://www.pref.osaka.jp/en/|Statistical Yearbook for Asia and the Pacific 2009. United Nations Economic and Social Commission for Asia and the Pacific. Accessed 12 June 2011. http://www.unescap.org|Economic Indicators of Osaka. Osaka Prefectural Government. Accessed 10 June 2011. http://www.pref.osaka.jp|Osaka&#8217;s Priority Industries. Osaka City - Chicago Office. Accessed 17 June 2011. http://www.osakacity.org|Osaka&#8217;s Priority Industries. Osaka City - Chicago Office. Accessed 17 June 2011. http://www.osakacity.org|Percetage of Global 500 Headquarters (2009). Cable News Network (CNN). Accessed 22 June 2011. http://www.money.cnn.com|||Transportation. Osaka-Info. Accessed 18 July 2011.  http://www.osaka-info.jp/en/||Transportation. Osaka-Info. Accessed 18 July 2011.  http://www.osaka-info.jp/en/|Regional Profile - Osaka. Japan External Trade Organization. Accessed 22 June 2011. http://www.jetro.go.jp|||Economic Indicators of Osaka. Osaka Prefectural Government. Accessed 22 June 2011. http://www.pref.osaka.jp||Economic Indicators of Osaka. Osaka Prefectural Government. Accessed 22 June 2011. http://www.pref.osaka.jp||||Japan Statistical Yearbook, 2009. Statistics Bureau. Ministry of Internal Affairs and Communication . Accessed 22 June 2011. http://www.stat.go.jp/english/||||Economic Indicators of Osaka. Osaka Prefectural Government. Accessed 22 June 2011. http://www.pref.osaka.jp||8ON - Osaka Musuem Network. Osaka City Tourism and Recreation Bureau. Accessed 17 June 2011. http://www.city.osaka.lg.jp|||Air Pollution Data by Country and City, (1999). World Bank. Accessed on 23 August 2011. http://www.worldbank.org/|Environment General.  Osaka Prefectural Government.  Accessed 18 July 2011.  http://www.pref.osaka.jp/life|||";
city_data_source[63] = "Oslo|The Oslo-Akershus Metropolitian Region. Akershus County Council. Accessed 28 July 2011. <http://www.akershus.no>|Land, Climate, and Environmental Conditions.  Statistical Yearbook for Oslo 2010.  Oslo Commune. Accessed 25 July 2011. http://www.oslo.kommune.no|Oslo Statistics.  Oslo City Council.  Accessed 25 July 2011. http://www.oslo.kommune.no|Urban Settlements. Population and Municipality, by Municipality (2009). Statistics Norway. Accessed 29 July 2011. <http://www.ssb.no>|A Half a Million Immigrants and Norwigian-born to Immigrant Parents. (2009) Statistics Norway. Acessed 29 July 2011. <http://www.ssb.no>|Population Size and Compostion. Statistical Yearbook for Oslo 2010.  Oslo Commune. Accessed 25 July 2011. http://www.oslo.kommune.no |Oslo has Highest GDP per Employed Person. (2007) Statistics Norway. Accessed 29 July 2011. <http://www.ssb.no> |Trade and Economic Issues. Statistical Yearbook for Oslo 2010. Oslo Commune Accessed 25 July 2011. http://www.oslo.kommune.no|Trade and Economic Issues. Statistical Yearbook for Oslo 2010. Oslo Commune Accessed 25 July 2011. http://www.oslo.kommune.no|Global 500 (2009). CNN Money: Fortune. Accessed 24 July 2011. <http://www.money.cnn.com>|Labour Market. Oslo Commune. Accessed 25 July 2011. http://www.oslo.kommune.no||Transport. Statistical Yearbook for Oslo 2010. Oslo Commune Accessed 25 July 2011. http://www.oslo.kommune.no||Transport. Statistical Yearbook for Oslo 2010. Oslo Commune Accessed 25 July 2011. http://www.oslo.kommune.no|Facilities. Port of Oslo. Accessed 18 July 2011. <http://www.oslohavn.no>|Education. Statistical Yearbook for Oslo 2009. Oslo Commune. Accessed 25 July 2011. http://www.oslo.kommune.no|Education in the Population.  Statistics Norway.  Accessed 28 July, 2011. http://www.ssb.no|Education. Statistical Yearbook for Oslo 2009. Oslo Commune Accessed 25 July 2011. http://www.oslo.kommune.no|||||Hotels and Similar Establishments: February 2009 and 2010. Accessed 18 July 2011. <http://www.ssb.no>|Health.  Statistical Yearbook for Oslo 2010. Oslo Commune Accessed 25 July 2011. http://www.oslo.kommune.no|Land, Climate, and Environmental Conditions. Statistical Yearbook for Oslo 2010.  Accessed 25 July 2011.  http://www.statistisk-arbok.utviklings-og-kompetanseetaten.oslo.kommune.no|Land, Climate, and Environmental Conditions. Statistical Yearbook for Oslo 2010.  Accessed 25 July 2011.  http://www.statistisk-arbok.utviklings-og-kompetanseetaten.oslo.kommune.no|Local Health Services (2010).  Oslo Commune.  Accessed 28 July 2011. http://www.oslo.kommune.no||Norway Ads Tout Non-Smoking Law.  Advertising Age.  Accessed 28 July 2011. http://www.adage.com|Attractions and Sights in Oslo. Visit Oslo.  Accessed 28 July 2011. http://www.visitoslo.com|Attractions and Sights in Oslo. Visit Oslo.  Accessed 28 July 2011. http://www.visitoslo.com|Protected Areas. Number and Area, by County. 31 December. Statistics Norway. Accessed 29 July 2011. http://www.ssb.no|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 29 July 2011. http://www.worldbank.org/|Oslo-Sustainable Ford City Development (2008). City of Oslo. Accessed 21 July 2011. <http://www.oslo.kommune.no>||Bike Rental Scheme-Oslo City Bicycles.  Oslo City Council.  Accessed 25 July 2011.  http://www.ferdselsetaten.oslo.kommune.no|";
city_data_source[64] = "Ottawa|Quick Facts at a Glance. City of Ottawa. Accessed 8 July 2011. http://www.ottawa.ca|Ottawa - Gatineau Community Profile 2006. Statistics Canada. Accessed 8 July 2011. http://www.statcan.ca|Ottawa Annual Development Report. City of Ottawa. Accessed 8 July 2011. www.ottawa.ca|Ottawa Annual Development Report. City of Ottawa. Accessed 8 July 2011. http://www.ottawa.ca|Ottawa - City Profile 2006. Statistics Canada. Accessed 8 July 2011. http://www.statcan.ca|Ottawa Annual Development Report. City of Ottawa. Accessed 5 July 2011. http://www.ottawa.ca|Ottawa Annual Development Report. City of Ottawa. Accessed 8 July 2011. http://www.ottawa.ca|Ottawa 20/20 - Economic Strategy. City of Ottawa. Accessed 8 July 2011. http://www.ottawa.ca|Ottawa 20/20 - Economic Strategy. City of Ottawa. Accessed 8 July 2011. http://www.ottawa.ca|Percetage of Global 500 Headquarters (2009). Cable News Network (CNN). Accessed 8 July 2011. http://money.cnn.com|Ottawa Annual Development Report. City of Ottawa. Accessed 13 March 2010. http://www.ottawa.ca|City of Ottawa 2006 Health Status Report. City of Ottawa Website. Accessed 8 July 2011. http://www.ottawa.ca.|About OC Transport. OC Transport Website. Accessed 8 July 2011. http://www.octranspo.com|Ottawa - City. Statistics of Canada. Accessed 8 July 2011. http://www.statcan.gc.ca|Ottawa International Airport. International Airport Authority. Accessed 8 July 2011. http://www.ottawa-airport.ca/|Industry Information. Association of Canadian Port Authorities. Accessed 8 July 2011. http://www.acpa-ports.net|Ottawa - City. Statistics of Canada. Accessed 8 July 2011. http://www.statcan.gc.ca|Ottawa - City. Statistics of Canada. Accessed 8 July 2011. http://www.statcan.gc.ca|Ottawa Universities & Colleges. Ottawa Kiosk. Accessed 8 July 2011. http://www.ottawakiosk.ca||||Ottawa 20/20 - Economic Strategy. City of Ottawa. Accessed 8 July 2011. http://www.ottawa.ca||City of Ottawa 2006 Health Status Report. City of Ottawa Website. Accessed 8 July 2011. http://www.ottawa.ca.|City of Ottawa 2006 Health Status Report. City of Ottawa Website. Accessed 8 July 2011. http://www.ottawa.ca|City of Ottawa 2006 Health Status Report. City of Ottawa Website. Accessed 8 July 2011. http://www.ottawa.ca.|All Doctor Search. The College of Physicians and Surgeons of Ontario. Accessed 8 July 2011. http://www.cpso.on.ca/|Ottawa Public Health - Health and Support Services. City of Ottawa Website. Accessed 8 July 2011. http://www.ottawa.ca|Smoke Free Public Place, By Law No. 2001-148. City of Ottawa. Accessed 8 July 2011. http://www.ottawa.ca|Ottawa Museums. Accessed 8 July 2011. http://www.ottawakiosk.com|Arts and Culture. City of Ottawa. Accessed 8 July 2011. http://www.ottawa.ca ||Air Pollution Data by Country and City, (1999). World Bank. Accessed 8 July 2011. http://www.worldbank.org/|Bill S-3: An Act to Amend the Energy Efficiency Act. Library of Parliament. Accessed 8 July 2011. http://www2.parl.gc.ca|Diesel-electric Hybrid Buses. Ottawa Start. Accessed 8 July 2011. http://www.ottawastart.com|Bike Sharing. National Capital Commission. Accessed 8 July 2011. http://www.infocentredelacapitale.ca|";
city_data_source[65] = "Paris|Le Tourisme a Paris: Les Chiffres Cles, (2010). Office du Tourisme et des Congres de Paris. Accessed 13 June 2011.  <http://en.parisinfo.com/>|Le Tourisme a Paris: Les Chiffres Cles, (2010). Office du Tourisme et des Congres de Paris. Accessed 13 June 2011.  <http://en.parisinfo.com/>|Paris: La Population Par Arrondissement [trans. Population by neighborhood], (2011).  Mairie de Paris. Accessed 13 June 2011. http://www.paris.fr/|Le Tourisme a Paris: Les Chiffres Cles, (2010). Office du Tourisme et des Congres de Paris. Accessed 13 June 2011.  <http://en.parisinfo.com/>|Demographics : A Cosmopolitan City.  Mairie de Paris. Accessed 13 June 2011. http://www.paris.fr/|Paris: Dossier Complet, (2008). Institut National de la Statistique et des etudes economiques. Accessed 13 June 2011. <http://www.statistiques-locales.insee.fr>|Global City GDP Rankings 2008-2025, (2009). Price Waterhouse Coopers - United Kingdom. Accessed 14 June 2011. <http://www.ukmediacentre.pwc.com>|Paris Region Key Figures, (2010). Paris Region Economic Development Agency. Accessed 13 June 2011. <www.paris-region.com>|Paris Region Key Figures, (2010). Paris Region Economic Development Agency. Accessed 13 June 2011. <http://www.paris-region.com>|Global 500, (2010). Fortune Magazine. Accessed 13 June 2011. <http://www.money.cnn.com>|Le Chomage a Paris 2011, (2011). Marie de Paris. Accessed 13 June 2011. <http://www.paris.fr>||Key figures for Paris. Mairie de Paris. Accessed 13 June 2011.<http://www.paris.fr>||Le Tourisme a Paris: Les Chiffres Cles, (2010). Office du Tourisme et des Congres de Paris. Accessed 13 June 2011.  <http://en.parisinfo.com/>|Des Ports Pour l&#8217;Ile de France, (2010). Ports de Paris. Accessed 13 June 2011. <http://www.paris-ports.fr>|Higher Education and Research: in the Paris Region Universities, (2006). Paris Region Economic Development Agency. Accessed 13 June 2011. <http://www.paris-region.com>|A Few Significant Digits, (2005). Mairie de Paris. Accessed 13 June 2011. <http://www.paris.fr>|Higher Education and Research: in the Paris Region Universities, (2006). Paris Region Economic Development Agency. Accessed 13 June 2011. <http://www.paris-region.com>|Le Tourisme a Paris: Les Chiffres Cles, (2010). Office du Tourisme et des Congres de Paris. Accessed 13 June 2011.  <http://en.parisinfo.com/>|Le Tourisme a Paris: Les Chiffres Cles, (2010). Office du Tourisme et des Congres de Paris. Accessed 13 June 2011.  <http://en.parisinfo.com/>|Le Tourisme a Paris: Les Chiffres Cles, (2010). Office du Tourisme et des Congres de Paris. Accessed 13 June 2011.  <http://en.parisinfo.com/>|Le Tourisme a Paris: Les Chiffres Cles, (2010). Office du Tourisme et des Congres de Paris. Accessed 13 June 2011.  <http://en.parisinfo.com/>|Le Tourisme a Paris: Les Chiffres Cles, (2010). Office du Tourisme et des Congres de Paris. Accessed 13 June 2011.  <http://en.parisinfo.com/>|Infant Mortality Rate Regions. Institut Nationaldela Statistique et des Etudes Economiques. Accessed 13 June 2011. <http://www.insee.fr>|Life Expectancy Higher in Paris: Table 2, (2008). Institut national de la statistique et des etudes economiques. Accessed 13 June 2011. <http://www.insee.fr>|Life Expectancy Higher in Paris: Table 2, (2008). Institut Nationaldela Statistique et des Etudes Economiques. Accessed 13 June 2011. <http://www.insee.fr>||Health and Social Services. Mairie de Paris. Accessed 13 June 2011. <http://www.paris.fr>|Tobacco and Public Places, (2009). Mission Interministérielle de Lutte Contre La Drogue et La Toxicomanie. Accessed 13 June 2011. <http://www.drogues.gouv.fr/>|Le Tourisme a Paris: Les Chiffres Cles, (2010). Office du Tourisme et des Congres de Paris. Accessed 13 June 2011.  <http://en.parisinfo.com/>|London: A Cultural Audit, (2008).  London Development Agency.  Accessed 13 June 2011.  http://www.london.gov.uk||Air Pollution Data by Country and City, (1999). World Bank. Accessed 13 June 2011. http://www.worldbank.org/|Point Plan Progress Climate Council of Paris. (2009) City of Paris. Accessed 13 June 2011. <http://www.paris.fr>|What is a Climate Plan? City of Paris. Accessed 12 June 2011. <http://www.paris.fr>|Le Tourisme a Paris: Les Chiffres Cles, (2010). Office du Tourisme et des Congres de Paris. Accessed 13 June 2011.  <http://en.parisinfo.com/>|";
city_data_source[66] = "Philadelphia|United States Summary: 2000 Population and Housing Unit Counts. U.S. Census Bureau. Accessed 30 June 2011. http://www.census.gov (pg. 198)|United States Summary: 2000 Population and Housing Unit Counts. U.S. Census Bureau. Accessed 30 June 2011. http://www.census.gov (pg. 198)|2005-2009. Philadelphia County. Census Bureau. Accessed 30 June 2011. http://www.quickfacts.census.gov|Annual Estimates of the Population of Metropolitan and Micropolitan Statistical Areas: April 1, 2000 to July 1, 2009 (CBSA-EST2009-01), Census Bureau. Accessed 30 June 2011. http://www.census.gov|Philadelphia The State of the City. The Philadelphia Research Initiative. Accessed 30 June 2011. http://www.pewtrusts.org|2005-2009. Philadelphia County. Census Bureau. Accessed 30 June 2011. http://quickfacts.census.gov|2005-2009. Philadelphia County. Census Bureau. Accessed 30 June 2011. http://quickfacts.census.gov|Philadelphia The State of the City. The Philadelphia Research Initiative. Accessed 30 June 2011. http://www.pewtrusts.org|Philadelphia The State of the City. The Philadelphia Research Initiative. Accessed 30 June 2011. http://www.pewtrusts.org>|Global 500 (2009). Fortune Magazine. Accessed 30 June 2011. http://money.cnn.com|Philadelphia The State of the City. The Philadelphia Research Initiative. Accessed 30 June 2011. http://www.pewtrusts.org>|Philadelphia The State of the City. The Philadelphia Research Initiative. Accessed 30 June 2011. http://www.pewtrusts.org>|SEPTA Operation Facts 2009. Southeastern Pennsylvania Transit Authority. Accessed 30 June 2011. http://www.septa.org|Philadelphia The State of the City. The Philadelphia Research Initiative. Accessed 30 June 2011. http://www.pewtrusts.org>|Philadelphia International Airport Website. Accessed  30 June 2011. http://www.phl.org|Philadelphia Regional Port Authority Website. Accessed  30 June 2011. http://www.philaport.com|Philadelphia The State of the City. The Philadelphia Research Initiative. Accessed 30 June 2011. http://www.pewtrusts.org>|Philadelphia The State of the City. The Philadelphia Research Initiative. Accessed 30 June 2011. http://www.pewtrusts.org>|Impact of Higher Education in Greater Philadelphia (2007). Select Greater Philadelphia. Accessed 30 June 2011. <http://www.selectgreaterphiladelphia.com>|Conventions, Hotels and Tourism. Center City District  & Central Philadelphia  Development Corporation. Accessed 30 June 2011.  <http:www.centercityphila.org>|Conventions, Hotels and Tourism. Center City District  & Central Philadelphia  Development Corporation. Accessed 30 June 2011.  <http:www.centercityphila.org>|Conventions, Hotels and Tourism. Center City District  & Central Philadelphia  Development Corporation. Accessed 30 June 2011.  <http:www.centercityphila.org>|GPTMC&#8217;s Annual Reports 2009.Greater Philadelphia Tourism Marketing Corporation. Accessed 30 June 2011. http://www.visitphilly.com|Conventions, Hotels and Tourism. Center City District  & Central Philadelphia  Development Corporation. Accessed 30 June 2011.  <http:www.centercityphila.org>|Philadelphia The State of the City. The Philadelphia Research Initiative. Accessed 30 June 2011. http://www.pewtrusts.org>|Philadelphia Vital Statistics Report 2006. Philadelphia Department of Public Health. City of Philadelphia. Accessed 30 June 2011. http://www.phila.gov/health|Philadelphia Vital Statistics Report 2006. Philadelphia Department of Public Health. City of Philadelphia. Accessed 30 June 2011. http://www.phila.gov/health|Philadelphia The State of the City. The Philadelphia Research Initiative. Accessed 30 June 2011. http://www.pewtrusts.org>||The Get Healthy Philly Tobacco Policy and Control Initiative Working together for a Healthy, Active, and Smoke Free CIty 8/6/2010. Philadelphia Department of Public Health.  Accessed 26 June 2011. <http://www.phila.gov>|All Philadelphia Museums.Greater Philadelphia Tourism Marketing Corporation. Accessed 29 June 2011. http://www.visitphilly.com|Philadelphia The State of the City. The Philadelphia Research Initiative. Accessed 29 June 2011. http://www.pewtrusts.org|Open Space. Plan Philly Website. Accessed 29 June 2011. <http://www.planphilly.com>|Philadelphia&#8217;s Air Management Report (2006). City of Philadelphia Department of Health Air Management Services. Accessed 29 June 2011. <http://www.phila.gov>|2011 Progress Report Greenworks Philadelphia. City of Philadelphia. Accessed 29 June 2011. <http://www.phila.gov>|Retrofitted Cars. City of Philadelphia. Accessed 29 June 2011. <http://www.dep.state.pa.us>|Bike Share Philadelphia. Accessed on 26 June 2011. <http://bikesharephiladelphia.org/> |";
city_data_source[67] = "Portland| State and County QuickFacts (2006). U.S. Census Bureau. Accessed 20 July 2011. http://www.census.gov|Urban Growth Boundary (2006). Metro Regional Government.  Accessed 20 July 2011. http://www.oregonmetro.gov|State and County QuickFacts (2006). U.S. Census Bureau. Accessed 20 July 2011. http://www.census.gov|American Community Survey 2005-2009, (2010).  U.S. Census Bureau.  Accessed 20 July 2011. http://www.factfinder.census.gov|State and County QuickFacts (2006). U.S. Census Bureau. Accessed 20 July 2011. http://www.census.gov|State and County QuickFacts (2006). U.S. Census Bureau. Accessed 20 July 2011. http://www.census.gov|American Community Survey 2005-2009, (2010).  U.S. Census Bureau.  Accessed 20 July 2011. http://www.factfinder.census.gov|Economy At a Glance - Portland-Vancouver-Hillsboro, (2011).  Bureau of Labor Statistics.  Accessed 20 July 2011. http://www.bls.gov|Economy At a Glance - Portland-Vancouver-Hillsboro, (2011).  Bureau of Labor Statistics.  Accessed 20 July 2011. http://www.bls.gov|Global 500, (2011). CNN Money.  Accessed 20 July 2011. http://www.money.cnn.com|Civilian Labor Force and Unemployment by State and Metropolian Area (2011).  Bureau of Labor Statistics.  Accessed 20 July 2011. http://www.bls.gov|American Community Survey 2005-2009, (2010).  U.S. Census Bureau.  Accessed 20 July 2011. http://www.factfinder.census.gov|Trains & Buses: Getting Around Portland (2011). Travel Portland.  Accessed 20 July 2011. http://www.travelportland.com|TriMet 2010 Customer Profile. TriMet.  Accessed 20 July 2011. http://www.trimet.org|Airports (2011). Travel Portland.  Accessed 20 July 2011. http://www.travelportland.com/|Marine Facilities Map, (2011). Port or Portland. Accessed 20 July 2011. http://www.portofportland.com||State and County QuickFacts (2006). U.S. Census Bureau. Accessed 20 July 2011. http://www.census.gov||Visitor Statistics & Research, (2009).  Travel Portland.  Accessed 20 July 2011. http://www.travelportland.com|||Economic Impacts of Travel, Portland, Oregon, (2009). Travel Portland.  Accessed 20 July 2011. http://www.travelportland.com|||||||Oregon&#8217;s Smokefree Workplace Law, (2009).  Oregon Health Authority.  Accessed 20 July 2011. http://www.public.health.oregon.gov|Portand Metro. Oregan Museums Association.  Accessed 20 July 2011. http://www.oregonmuseums.org||Nature In the City (2010).  Travel Portland.  Accessed 20 July 2011. http://www.portlandonline.com||Climate Action Plan 2009.  Bureau of Planning and Sustainability.  Accessed 20 July 2011. http://www.portlandonline.com|Sustainability Update - Fiscal Year 2007-2008. Bureau of Planning and Sustainability. Accessed 20 July 2011. http://www.portlandonline.com/bps|Bicycle Sharing FAQ (2011).  Portland Bureau of Transportation.  Accessed 20 July 2011. http://www.portlandonline.com|";
city_data_source[68] = "Prague|Identification of Metropolitan Area. EMTA. Accessed 4 August 2011. <http://www.emta.com>|Identification of Metropolitan Area. EMTA. Accessed 4 August 2011. <http://www.emta.com>|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>|Identification of Metropolitan Area. EMTA. Accessed 4 August 2011. <http://www.emta.com>|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>||Identification of Metropolitan Area. EMTA. Accessed 4 August 2011. <http://www.emta.com>|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>|Global 500 (2011).  Fortune Magazine.  Accessed 1 August 2011.  http://money.cnn.com|Selected Data: HL. Prague - Unemployment.  Accessed 02 August 2011.  <http://www.czso.cz>|Czech Poverty Rate Lowest in Europe.  Accessed 1 August 2011. http://www.expats.cz|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>||Air Travel and Airports. Czech Tourism.  Accessed 1 August 2011. <http://www.czechtourism.com/>|Port Praha Radotin. Ceske Pristavy. Accessed 4 August 2011.  <http://www.czechports.cz>|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>||Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>|Selected Data: HL. Prague - Unemployment.  Accessed 02 August 2011.  <http://www.czso.cz>|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>||Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>|Revised Smoking Bill is Passed (2009). The Prague Post.  Accessed 4 August 2011. http://www.praguepost.com/|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>|Numeri Pragenses (2008). Cesky Statisticky Urad.  Accessed 4 August 2011. <http://www.czso.cz/>|Basic Facts about Prague. Portal of Prague. Accessed 4 August 2011.  <http://www.prahu.eu>|Air Pollution Data by Country and City, (1999). World Bank. Accessed 4 August 2011.  <http://www.worldbank.org/|||Home Port Bike Sharing Systems in Prague. Home Port Bike. Accessed 25 August 2011. http://www.homeportbike.cz |";
city_data_source[69] = "Rio de Janeiro|Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|Cities, Rio de Janeiro (2010). IBGE - Ministerio do Planejamento, Orcamento e Gestao. Accessed 03 August 2011. http://www.ibge.gov.br/|Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|World Urbanization Prospects: The 2007 Revision. United Nations.  Accessed 21 August 2011.  http://www.un.org|Cities, Rio de Janeiro (2010). IBGE - Ministerio do Planejamento, Orcamento e Gestao. Accessed 03 August 2011. http://www.ibge.gov.br/|Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|Global 500 (2009).  Fortune Magazine.  Accessed 24 August 2011.  http://www.money.cnn.com|Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|Mapa de Pobreza e Desigualdade, (2003). IBGE - Ministerio do Planejamento, Orcamento e Gestao. Accessed 8 August 2011. http://www.ibge.gov.br/|Metro Rio. Metro Rio Website. Accessed 14 August 2011. http://www.metrorio.com.br|Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|Audiência Pública. Companhia Docas do Rio de Janeiro.  Accessed 24 August 2011. http://www.portosrio.gov.br/|Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br||Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|Armazem DeDados (2007). Accessed 14 August 2011. http://www.armazemdedados.rio.rj.gov.br|Tabla 2150 - Turismo Receptivo - Estrangeiros no Brasil e no Rio de Janeiro - 1991-2005. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br||Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br||Mortalidade Infantil (2006). Saude Rio. Accessed 04 August 2011. http://www.saude.rio.rj.gov.br||||Cidade do Rio de Janeiro - Sintese (2010). Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|Lei Antifumo é Sancionada no Rio de Janeiro. Consultor Jurídico.  Accessed 24 August 2011. http://www.conjur.com.br/|Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|Data Rio - O Rio em Numeros. Rio Negocios. Accessed 03 August 2011. http://www.armazemdedados.rio.rj.gov.br|Latin American Green City Index (2009). Economic Intelligence Unit, Siemens AG. Accessed 14 August 2011. http://www.siemens.com|||Pedala Rio. Serttel Ltda. Accessed 25 August 2011. http://www.zae.com.br/|";
city_data_source[70] = "Rome|Eurostat (2004). Urban Audit,  Accessed on 12 June 2011. http://www.urbanaudit.org|Eurostat (2004). Urban Audit,  Accessed on 12 June 2011. http://www.urbanaudit.org|Passport GMID: Urban Population by City. Euromonitor International 2011. Accessed 14 June 2011. http://www.portal.euromonitor.com|Eurostat (2004). Urban Audit,  Accessed on 12 June 2011. http://www.urbanaudit.org|Annuario Statistico Italiano (2009). Istat- Istituto Nazionale di Statistica.  Accessed 14 June 2011. http://www.istat.it/|Eurostat (2004). Urban Audit,  Accessed on 12 June 2011. http://www.urbanaudit.org|Roma - City Profile. Urban Audit. Accessed 14 June 2011. http://www.urbanaudit.org|Dati Statistica - April (2011). Camera di Cmmercio di Roma. Accessed 14 June 2011. http://www.rm.camcom.it/|Dati Statistica - April (2011). Camera di Cmmercio di Roma. Accessed 14 June 2011. http://www.rm.camcom.it/|Global 500 (2010).  Fortune Magazine.  Accessed 15 June 2011. http://money.cnn.com|Roma - City Profile. Urban Audit. Accessed 15 June 2011. http://www.urbanaudit.org|La Poverta e L&#8217;esclusione Sociale Nelle Regioni Italiane (2002). Istat - Istituto Nazionale di Statistica. Accessed 15 June 2011. http://www.istat.it|Agenzia per la Mobilita del Comune Di Roma Website. Accessed 15 June 2011. http://www.atac.roma.it/ |Eurostat (2004). Urban Audit,  Accessed on 12 June 2011. http://www.urbanaudit.org|Assaeroporti (2009). Dati di Traffico. Accessed 15 June 2011. http://www.assaeroporti.it/|Civitavecchia, (2005). Porti di Roma e del Lazio.  Accessed 15 June 2011. http://www.port-of-rome.org|Iscritti 2009-2010, Tutti gli Atenei, (2010). Ufficio di Statistica del Ministero dell&#8217;Universita e della Ricerca.  Accessed 15 June 2011. http://www.statistica.miur.it||Cerca Universita, (2011).  Ministero dell&#8217;Istruzione, Dell&#8217;Università e Della Ricerca.  Accessed 15 June 2011. http://www.cercauniversita.cineca.it|Top 150 City Destinations: London Leads the Way (2007). Euromonitor International. Accessed 15 June 2011. http://www.euromonitor.com/|City Travel Briefing - Rome (2010). Euromonitor International. Accessed 15 June 2011. http://www.euromonitor.com|||Capacità Degli Esercizi Ricettivi per Tipo di Alloggio e per Comune, (2002).   Istat- Istituto Nazionale di Statistica.  Accessed 21 July 2011. http://www.istat.it|Eurostat (2004). Urban Audit,  Accessed on 12 June 2011. http://www.urbanaudit.org|Annuario Statistico Italiano 2009. Istat- Istituto Nazionale di Statistica.  Accessed 21 July 2011. http://www.istat.it/|Annuario Statistico Italiano 2009. Istat- Istituto Nazionale di Statistica.  Accessed 21 July 2011. http://www.istat.it/|Istituti di Cura, Posti Letto Ordinari e Personale per Provincia, (2005).  National Institute of Statistics.  Accessed 21 July 2011. http://www.istat.it|Ospedali a Roma.  Roma Servizi.  Accessed 21 July 2011.  http://www.roma-servizi.com|Italian Law Snuffs Out Cigarettes. CBS Interactive Inc. Accessed 21 July 2011. http://www.cbsnews.com/|Museums, Monuments, and Archeological Areas, (2011).  Ministry for Cultural Heritage and Activities.  Accessed 15 June 2011. http://www.sistan.beniculturali.it||Roma - City Profile. Urban Audit. Accessed 15 June 2011. http://www.urbanaudit.org|Air Pollution Data by Country and City, (1999). World Bank. Accessed 15 June 2011. http://www.worldbank.org/|||Atac Bikesharing.Atac. Accessed 15 June 2011. http://www.bikesharing.roma.it/|";
city_data_source[71] = "Rotterdam|Key Figures Rotterdam (2006).Rotterdam Centre for Research and Statistics. Accessed 15 August 2011. http://www.rotterdam.nl||Key Figures Rotterdam (2006).Rotterdam Centre for Research and Statistics. Accessed 15 August 2011. http://www.rotterdam.nl|Key Figures Rotterdam (2006).Rotterdam Centre for Research and Statistics. Accessed 15 August 2011. http://www.rotterdam.nl|Key Figures Rotterdam (2006).Rotterdam Centre for Research and Statistics. Accessed 15 August 2011. http://www.rotterdam.nl|Key Figures Rotterdam (2006).Rotterdam Centre for Research and Statistics. Accessed 15 August 2011. http://www.rotterdam.nl|OECD Review of Higher Education Institutions in Regional Development Rotterdam Region (2009). Accessed 15 August 2011. http://www.oecd.org |Key Figures Rotterdam (2006).Rotterdam Centre for Research and Statistics. Accessed 15 August 2011. http://www.rotterdam.nl|Key Figures Rotterdam (2006).Rotterdam Centre for Research and Statistics. Accessed 15 August 2011. http://www.rotterdam.nl|Percetage of Global 500 Headquarters- Netherlands (2011). Cable News Network (CNN). Accessed 15 August 2011. http://www.money.cnn.com|\"Unemployment Increases Most Rapidly in South Holland\" (2011). Netherlands Statistics Office. Accessed 15 August 2011. http://www.cbs.nl |\"Most Poor Households in Big Cities\" (2011). Dutch News. Accessed 15 August 2011. http://www.dutchnews.nl |Transport in Rotterdam. City of Rotterdam. Accessed 15 August 2011. http://www.rotterdam.info ||Reach Rotterdam. City of Rotterdam. Accessed 15 August 2011. http://www.vvv.rotterdam.nl|Port of Rotterdam. City of Rotterdam. Accessed 15 August 2011. http://www.rotterdam.nl|OECD Review of Higher Education Institutions in Regional Development Rotterdam Region (2009). Accessed 15 August 2011. http://www.oecd.org |OECD Review of Higher Education Institutions in Regional Development Rotterdam Region (2009). Accessed 15 August 2011. http://www.oecd.org |OECD Review of Higher Education Institutions in Regional Development Rotterdam Region (2009). Accessed 15 August 2011. http://www.oecd.org ||||||||||Hospitals in the Netherlands (2008). Accessed on 17 August 2011. http://www.expatica.com  |\"Dutch Smoking Ban Takes Effect, but Not For Pot.\" MSNBC. Accessed 16 August 2011. http://www.msnbc.msn.com|Museums. City of Rotterdam. Accessed 16 August 2011. http://www.rotterdam.nl |Venues, Theaters, Concert Halls. City of Rotterdam. Accessed 16 August 2011. http://www.rotterdam.nl|\"Rotterdam World Story\" (2009). City of Rotterdam. Accessed 16 August 2011. http://www.rotterdamworldbrand.nl |Air Pollution Data by Country and City, (1999). World Bank. Accessed on 16 August 2011. http://www.worldbank.org/|Rotterdam Climate Initiative (2010). Rotterdam. Accessed 15 August 2011. http://www.rotterdamclimateinitiative.nl  |\"Cities Help Cities to Implement Clean Vehicles and Clean Fuels.\" CIVITAS. Accessed 25 August 2011. http://www.civitas-initiative.org|\"Municipal/City Bike Share Programs: Worldwide Directory.\" International Bicycle Fund. Accessed 16 August 2011. http://www.ibike.org |";
city_data_source[72] = "St. Petersburg|????????? ? ??????? (Petersburg in Figures).  Official Portal of the City. Accessed 13 July 2011. http://www.gov.spb.ru ||St. Petersburg in Figures, 2010. Official Portal of St. Petersburg. Accessed 13 July 2011. http://www.gov.spb.ru/|||St. Petersburg in Figures, 2010. Official Portal of St. Petersburg. Accessed 13 July 2011. http://www.gov.spb.ru/|City&#8217;s GDP Per Capital in RUB (2008). Federal State Statistic Service. Accessed 26 January 2012. http://www.gks.ru|St. Petersburg in Figures, 2010. Official Portal of St. Petersburg. Accessed 13 July 2011. http://www.gov.spb.ru/|St. Petersburg in Figures, 2010. Official Portal of St. Petersburg. Accessed 13 July 2011. http://www.gov.spb.ru/|Percetage of Global 500 Headquarters (2009). Cable News Network (CNN). Accessed 13 July 2011. http://www.money.cnn.com|||St. Petersburg in Figures, 2005. Official Portal of St. Petersburg. Accessed 13 July 2011. http://www.gov.spb.ru/||St. Petersburg in Figures, 2005. Official Portal of St. Petersburg. Accessed 13 July 2011. http://www.gov.spb.ru/|St. Petersburg Transport (2010). Official Portal of the City Government. Accessed 24 July 2011. http://www.eng.gov.spb.ru/|St. Petersburg in Figures, 2005. Official Portal of St. Petersburg. Accessed 13 July 2011. http://www.gov.spb.ru/|St. Petersburg in Figures, 2005. Official Portal of St. Petersburg. Accessed 13 July 2011. http://www.gov.spb.ru/|St. Petersburg in Figures, 2005. Official Portal of St. Petersburg. Accessed 13 July 2011. http://www.gov.spb.ru/|Results of St. Petersburg Tourism Market in 2009. Official Portal of St. Petersburg. Accessed 24 July 2011. http://www.gov.spb.ru/|Results of St. Petersburg Tourism Market in 2009. Official Portal of St. Petersburg. Accessed 24 July 2011. http://www.gov.spb.ru/|Results of St. Petersburg Tourism Market in 2009. Official Portal of St. Petersburg. Accessed 24 July 2011. http://www.gov.spb.ru/||St. Petersburg in Figures, 2010. Official Portal of St. Petersburg. Accessed 13 July 2011. http://www.gov.spb.ru/|Characteristics of Demographic Situation. St. Petersburg by the Numbers. Territorial Body of State Statistic Service of the Russian Federation.  Accessed 13 July 2011. http://www.petrostat.gks.ru|Life Expectancy: St. Petersburg by the Numbers. Territorial Body of State Statistic Service of the Russian Federation.  Accessed 13 July 2011. http://www.petrostat.gks.ru|Life Expectancy: St. Petersburg by the Numbers. Territorial Body of State Statistic Service of the Russian Federation.  Accessed 13 July 2011. http://www.petrostat.gks.ru|Key Indicators of Health: St. Petersburg by the Numbers. Territorial Body of State Statistic Service of the Russian Federation.  Accessed 13 July 2011. http://www.petrostat.gks.ru|Key Indicators of Health: St. Petersburg by the Numbers. Territorial Body of State Statistic Service of the Russian Federation.  Accessed 13 July 2011. http://www.petrostat.gks.ru||Culture & Tourism (2011).  Official Portal of the City Government.  Accessed 13 July 2011.  http://www.gov.spb.ru|Culture & Tourism (2011).  Official Portal of the City Government.  Accessed 13 July 2011.  http://www.gov.spb.ru||Air Pollution Data by Country and City, (1999). World Bank. Accessed 13 July 2011. http://www.worldbank.org/|Copendium on Energy Connservation Legislation in Countries of the Asia and Pacific Region. United Nations Economic and Social Commission for Asia and the Pacific. Accessed 13 July 2011. http://www.unescap.org/|||";
city_data_source[73] = "Salk Lake City|Salt Lake City.  State and County Quickfacts. Accessed 16 July 2011. http://www.quickfacts.census.gov |State and County QuickFacts - Salt Lake County, Utah. U.S. Census Bureau. Accessed 16 July 2011. http://www.quickfacts.census.gov|News. United States Census 2010. Accessed 16 July 2011. http://www.slcgov.com|Economic Development- Quick Facts.  Accessed 16 July 2011. http://www.slcgov.com|Data Profile - Salt Lake City city, Utah. American Fact Finder. Accessed 16 July 2011. http://www.factfinder.census.gov|Economic Development - Statistics: Facts at a Glance. Salt Lake City Corporation (2009). Accessed 16 July 2011. http://www.slcgov.com|Graph: Per Capita Personal Income in Salt Lake City, Utah (2011). Accessed 16 July 2011. http://www.research.stlouisfed.org|Area Info. Salt Lake City Corporation (2009). Accessed 16 July 2011. http://www.slcgov.com|Area Info. Salt Lake City Corporation (2009). Accessed 16 July 2011. http://www.slcgov.com|Global 500 (2010). Fortune Magazine. Accessed 16 July 2011. http://www.money.cnn.com|Economic Development - Employment Summary. Salt Lake City Corporation (2009). Accessed 16 July 2011. http://www.slcgov.com|United States Census 2000 - Salt Lake Census. Salt Lake City Corporation (2009). Accessed 16 July 2011. http://www.slcgov.com|UTA (2011). Riding UTA - Salt Lake County Maps. Accessed 16 July 2011. http://www.rideuta.com||Visit - Getting Around: Airport and Airlines. The Convention and Visitors Bureau. Accessed 16 July 2011. http://www.visitsaltlake.com||United States Census 2000 - Salt Lake Census. Salt Lake City Corporation (2009). Accessed 16 July 2011. http://www.slcgov.com|Economic/Demographic Summary 2008. Salt Lake City Corporation (2009). Accessed Accessed 16 July 2011. http://www.slcgov.com| Area Info (2009). Salt Lake City Corporation. Accessed 16 July 2011. http://www.slcgov.com|||||||Utah Life Expectancy Leads the Nation, but Falls Behind Some Struggling Countries (2011). Accessed 16 July 2011. http://www.ksl.com|Utah Life Expectancy Leads the Nation, but Falls Behind Some Struggling Countries (2011). Accessed 16 July 2011. http://www.ksl.com|America&#8217;s Best Places to Grow Old (2008).  Forbes.  Accessed 16 July 2011. http://www.forbes.com|Visitor&#8217;s Resources - Area Hospitals(2009). Salt Lake City Corporation. Accessed 26 June 2011. http://www.slcgov.com|Salt Lake City, Utah - City Code. Sterling Codifiers, Inc. Accessed 26 June 2011. http://www.sterlingcodifiers.com|Museums. Visit Salt Lake Website. Accessed 16 July 2011. http://www.visitsaltlake.com|Arts and Culture. Visit Salt Lake Website. Accessed 16 July 2011. http://www.visitsaltlake.com||Air Pollution Data Per Country. The World Bank, Development Economic Research Group Estimates.  Accessed 15 July 2011. http://www.worldbank.org|Energy Statement. Salt Lake Business Chamber. Accessed 16 July 2011. http://www.slchamber.com|Utan Clean Diesel Program: School Bus Retrofit Program. State of Utah Website. Accesssed 15 July 2011. http://www.cleandiesel.utah.gov|Salt Lake City Officials, Residents Get a Look at Bike-Sharing Programs. Desert News.  Accessed 16 July 2011. http://www.desertnews.com|";
city_data_source[74] = "San Francisco|United States Summary: 2000 Population and Housing Unit Counts. U.S. Census Bureau. Accessed 5 August 2011. http://www.census.gov (pg. 198)|United States Summary: 2000 Population and Housing Unit Counts. U.S. Census Bureau. Accessed 5 August 2011. http://www.census.gov (pg. 198)|U.S. Census Bureau Delivers California&#8217;s 2010 Census Population Totals, Including First Look at Race and Hispanic Origin Data for Legislative Redistricting (2011). U.S. Census 2010. Accessed 5 August 2011. http://www.census.gov|Population and Housing Occupancy Status: 2010 - United States -- Metropolitan Statistical Area: (GCT-PL2), Census Bureau. Accessed 26 January 2012. http://www.census.gov|2006-2008 American Community Survey, San Francisco County. Census Bureau. Accessed 5 August 2011. http://www.census.gov|Bureau of Economic Analysis, Bureau of Labor Statistics, National Agricultural Statistics Service, National Center for Health Statistics, U.S. Census Bureau. FedStats.  Accessed 5 August 2011. http://www.fedstats.gov/|2006-2008 American Community Survey, San Francisco County. Census Bureau. Accessed 5 August 2011. http://www.census.gov|San Francisco City, California - Population and Housing Narrative Profile: 2008. U.S. Census Bureau. Accessed 5 August 2011. http://www.census.gov|San Francisco City, California - Population and Housing Narrative Profile: 2008. U.S. Census Bureau. Accessed 5 August 2011. http://www.census.gov|Global 500 (2011). Fortune. Accessed 5 August 2011. http://www.money.cnn.com|2006-2008 American Community Survey, San Francisco County. Census Bureau. Accessed 5 August 2011. http://www.census.gov|2006-2008 American Community Survey, San Francisco County. Census Bureau. Accessed 5 August 2011. http://www.census.gov|San Francisco Public Transit Strategies. SFT Travel Website. Accessed 5 August 2011. http://www.sftravel.com|San Francisco City, California - Population and Housing Narrative Profile: 2008. U.S. Census Bureau. Accessed 5 August 2011. http://www.census.gov|San Francisco International Airport. Fly SFO Website. Accessed 5 August 2011. http://www.flysfo.com/|The Port of San Francisco. City of San Francisco. Accessed 5 August 2011. http://www.sfgov.org/|2006-2008 American Community Survey, San Francisco County. Census Bureau. Accessed 5 August 2011. http://www.census.gov|2006-2008 American Community Survey, San Francisco County. Census Bureau. Accessed 5 August 2011. http://www.census.gov||Mayor Welcomes International Pow Wow to SF (2011). Office of the Mayor. Accessed 5 August 2011. http://www.sfmayor.org|Mayor Welcomes International Pow Wow to SF (2011). Office of the Mayor. Accessed 5 August 2011. http://www.sfmayor.org|Mayor Welcomes International Pow Wow to SF (2011). Office of the Mayor. Accessed 5 August 2011. http://www.sfmayor.org|San Francisco Visitor Industry Statistics (2010). The San Francisco Convention & Visitors Bureau. Accessed 5 August 2011. http://www.onlyinsanfrancisco.com|San Francisco Visitor Industry Statistics (2010). The San Francisco Convention & Visitors Bureau. Accessed 5 August 2011. http://www.onlyinsanfrancisco.com|Bureau of Economic Analysis, Bureau of Labor Statistics, National Agricultural Statistics Service, National Center for Health Statistics, U.S. Census Bureau. FedStats.  Accessed 5 August 2011. http://www.fedstats.gov/|Mortality In San Francisco (2010). Health Matters In San Francisco. Accessed 5 August 2011. http://www.healthmattersinsf.org|Mortality In San Francisco (2010). Health Matters In San Francisco. Accessed 5 August 2011. http://www.healthmattersinsf.org||San Francisco Hospitals. Yellow Pages Website. Accessed 5 August 2011. http://www.yellowpages.com |SF Supervisors Expand City&#8217;s Anti-Smoking Regulations, (2010). ABC Local Website. Accessed 5 August 2011. http://www.abclocal.go.com|San Francisco Museums. Yellow Pages Website. Accessed 5 August 2011. http://www.yellowpages.com |San Francisco Cultural and Arts Organizations. Yellow Pages Website. Accessed 5 August 2011. http://www.yellowpages.com |||\"Mayor Newsom Signs Legislation Creating New Green Financing Program to Fund Energy, Water & Environmental Improvements to S.F. Buildings\". City and County of San Francisco: Office of the Mayor. Accessed 5 August 2011. http://www.sfmayor.org|Alternative Fuel Vehicles In the City Fleet. Sfenvironment Website. Accessed 5 August 2011. http://www.sfenvironment.org|Bike Sharing (2011). SFMTA. Accessed 5 August 2011. http://www.sfmta.com|";
city_data_source[75] = "Santo Domingo|\"Distrito Nacional en Cifras - Perfil Sociodemográfico Provincial\" (2009). Oficina Nacional de Estadística. Accessed on 30 July 2011.  http://www.one.gob.do/|\"Santo Domingo en Cifras - Perfil Sociodemográfico Provincial\" (2009). Oficina Nacional de Estadística. Accessed on 30 July 2011.  http://www.one.gob.do/|\"Distrito Nacional en Cifras - Perfil Sociodemográfico Provincial\" (2009). Oficina Nacional de Estadística. Accessed on 30 July 2011.  http://www.one.gob.do/|República Dominicana en población estimada y proyectada por año 2000-2010 (2011). Oficina Nacional de Estadística. Accessed on 30 July 2011.  http://www.one.gob.do/|\"Distrito Nacional en Cifras - Perfil Sociodemográfico Provincial\" (2009). Oficina Nacional de Estadística. Accessed on 30 July 2011.  http://www.one.gob.do/|Allen, Carl. \"El Metro and the Impacts of Transportation System Integration in Santo Domingo, Dominican Republic.\" May 2010. United Nations Commission for Sustainable Development. Accessed on 30 July 2011. http://www.un.org ||||Global 500 (2009).  Fortune. Accessed 30 August 2011. http://www.money.cnn.com|\"Distrito Nacional en Cifras - Perfil Sociodemográfico Provincial\" (2009). Oficina Nacional de Estadística. Accessed on 30 July 2011.  http://www.one.gob.do/|\"Distrito Nacional en Cifras - Perfil Sociodemográfico Provincial\" (2009). Oficina Nacional de Estadística. Accessed on 30 July 2011.  http://www.one.gob.do/|Allen, Carl. \"El Metro and the Impacts of Transportation System Integration in Santo Domingo, Dominican Republic.\" May 2010. United Nations Commission for Sustainable Development. Accessed on 30 July 2011. http://www.un.org |Allen, Carl. \"El Metro and the Impacts of Transportation System Integration in Santo Domingo, Dominican Republic.\" May 2010. United Nations Commission for Sustainable Development. Accessed on 30 July 2011. http://www.un.org | Número de Vuelos Regulares Internacionales por Aeropuerto, Según Año, 1998-2009.  Oficina Nacional de Estadística. Accessed on 30 July 2011. http://www.one.gob.do/|Mapa del Sitio. Autoridad Portuaria Dominicana. Accessed 30 July 2011. http://www.apordom.gov.do/|\"Distrito Nacional en Cifras - Perfil Sociodemográfico Provincial\" (2009). Oficina Nacional de Estadística. Accessed on 30 July 2011.  http://www.one.gob.do/|Cuadro No 5: Población de 5 Años y Más, por Nivel de Instrucción, Según Región, Provincia, Municipio, Distrito Municipal, Zona , Sexo y Grupos de Edad. Volumen 4 - Características Educativas. Censo Nacional. Dominican Republic. Oficina Nacional de Estadística. Accessed 30 July 2011. http://www.one.gob.do/ |República Dominicana en Cifras 2010 (2011). Oficina Nacional de Estadística. Accessed on 30 July 2011. http://www.one.gob.do|Banco Central de La Republica Dominicana Departamento de Cuentas Nacionales y Estadisticas Economicas. Llegada Mensual de Pasajeros Vi´a Ae´rea Segu´n Residenda 2005.  Accessed 30 July 2011. http://www.sectur.gob.do|Banco Central de La Republica Dominicana Departamento de Cuentas Nacionales y Estadisticas Economicas. Llegada Mensual de Pasajeros Vi´a Ae´rea Segu´n Residenda 2005.  Accessed 30 July 2011. http://www.sectur.gob.do|Banco Central de La Republica Dominicana Departamento de Cuentas Nacionales y Estadisticas Economicas. Llegada Mensual de Pasajeros Vi´a Ae´rea Segu´n Residenda 2005.  Accessed 30 July 2011. http://www.sectur.gob.do||\"Distrito Nacional en Cifras - Perfil Sociodemográfico Provincial\" (2009). Oficina Nacional de Estadística. Accessed on 30 July 2011.  http://www.one.gob.do/|\"Distrito Nacional en Cifras - Perfil Sociodemográfico Provincial\" (2009). Oficina Nacional de Estadística. Accessed on 30 July 2011.  http://www.one.gob.do/||||\"Distrito Nacional en Cifras - Perfil Sociodemográfico Provincial\" (2009). Oficina Nacional de Estadística. Accessed on 30 July 2011.  http://www.one.gob.do/|\"Dominican Capital to Enforce 8 Year-Old Anti-Smoking Law.\" Dominican Today. 11 December 2008. Accessed on 30 July 2011. http://www.dominicantoday.com|\"Distrito Nacional en Cifras - Perfil Sociodemográfico Provincial\" (2009). Oficina Nacional de Estadística. Accessed on 30 July 2011.  http://www.one.gob.do/||\"Distrito Nacional en Cifras - Perfil Sociodemográfico Provincial\" (2009). Oficina Nacional de Estadística. Accessed on 30 July 2011.  http://www.one.gob.do/|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 26 August 2011. http://www.worldbank.org/||||";
city_data_source[76] = "Sao Paulo|IBGE - Ministerio do Planejamento, Orcamento e Gestao. Accessed 5 July 2011. http://www.ibge.gov.br/|Acervos de Dados em Seuranca Publica. Fundação SEADE. Accessed 5 July 2011. http://www.seade.gov.br|IBGE - Ministerio do Planejamento, Orcamento e Gestao. Accessed 5 July 2011. http://www.ibge.gov.br/|Acervos de Dados em Seuranca Publica. Fundação SEADE. Accessed 5 July 2011. http://www.seade.gov.br||Acervos de Dados em Seuranca Publica. Fundação SEADE. Accessed 5 July 2011. http://www.seade.gov.br|Acervos de Dados em Seuranca Publica. Fundação SEADE. Accessed 5 July 2011. http://www.seade.gov.br|Distribuição do Valor Adicionado das Empresas da Indústria, Segundo Atividades, Município de São Paulo, 1996-2001. Fundação SEADE. Accessed 5 July 2011. http://www.seade.gov.br|Distribuição do Valor Adicionado das Empresas da Indústria, Segundo Atividades, Município de São Paulo, 1996-2001. Fundação SEADE. Accessed 5 July 2011. http://www.seade.gov.br|Global 500 (2009).  Fortune Magazine.  Accessed 5 July 2011.  http://www.money.cnn.com|Taxa de Desemprego, Segundo Tipo de Desemprego e Experiência Anterior deTrabalho. Fundação SEADE. Accessed 5 July 2011.  http://www.seade.gov.br|IBGE - Ministerio do Planejamento, Orcamento e Gestao. Accessed 5 July 2011. http://www.ibge.gov.br/|Real Value of Bus Fares, Subway and Commuter Trains, (1990-2003).  Accessed 7 July 2011. http://www.seade.gov.br|Sao Pauol&#8217;s Urban Transport Infrastructure (2008). Urban Age. Accessed 4 July 2011. http://www.urban-age.net|Superintendencia de Planejamento Aeroportuario e de Operacoes. Accessed 7 July 2011. http://www.infraero.gov.br|IBGE - Ministerio do Planejamento, Orcamento e Gestao. Accessed 5 July 2011. http://www.ibge.gov.br/|Science, Technology & Innovatiion Indicators in the State of Sao Paolo/ Brazil - 2004. FAPESP. Accessed 13 August 2011. http://www.fapesp.br||City Facts. Sao Paolo Convention and Visitors Bureau. Accessed 24 August 2011. http://www.visitesaopaulo.com|City Facts. Sao Paolo Convention and Visitors Bureau. Accessed 24 August 2011. http://www.visitesaopaulo.com|City Facts. Sao Paolo Convention and Visitors Bureau. Accessed 24 August 2011. http://www.visitesaopaulo.com|City Facts. Sao Paolo Convention and Visitors Bureau. Accessed 24 August 2011. http://www.visitesaopaulo.com|City Facts. Sao Paolo Convention and Visitors Bureau. Accessed 24 August 2011. http://www.visitesaopaulo.com|City Facts. Sao Paolo Convention and Visitors Bureau. Accessed 24 August 2011. http://www.visitesaopaulo.com|Acervos de Dados em Seuranca Publica. Fundação SEADE. Accessed 5 July 2011. http://www.seade.gov.br|Saúde: Esperança de Vida . Fundação SEADE. Accessed 12 August 2011. http://www.seade.gov.br|Saúde: Esperança de Vida . Fundação SEADE. Accessed 12 August 2011. http://www.seade.gov.br|Município de São Paulo – MSP Saúde. Fundação SEADE. Accessed 12 August 2011. http://www.seade.gov.br|City Facts. Sao Paolo Convention and Visitors Bureau. Accessed 24 August 2011. http://www.visitesaopaulo.com|SP Terá Equipe de Fiscais só Para lei Antifumo (2009). Folha Online.  Accessed 24 August 2011. http://www.folha.uol.com.br/|City Facts. Sao Paolo Convention and Visitors Bureau. Accessed 24 August 2011. http://www.visitesaopaulo.com|City Facts. Sao Paolo Convention and Visitors Bureau. Accessed 24 August 2011. http://www.visitesaopaulo.com|Fun Sao Paulo Facts To Entertain and Inform. Sao Paulo Info Website. Accessed 5  July 2011. http://www.sao-paulo.info|Air Pollution Data by Country and City, (1999). World Bank. Accessed 26 August 2011. http://www.worldbank.org/|Sao Paulo Municipal Act on Climate Change (June 2009). C40 Cities. Accessed 13 August 2011 http://www.c40cities.org/| Sao Paulo Adopts Comprehensive Climate Change Policy. World Resources Institute. Accessed 13 August 2011. http://www.wri.org/|The Bike-Sharing Blog. Accessed 7 July 2011. http://www.bike-sharing.blogspot.com|";
city_data_source[77] = "Seoul|Facts: Statistics: Land and Climate: Area and Number of Administrative Units. Seoul Metropolitan Government. Accessed on 31 July 2011. http://www.english.seoul.go.kr|Kim, Chan-Gon, Ph.D. Director-General, Seoul Metropolitan Government. Urban and Metropolitan Management of Seoul: Past and Present (2006). Seoul Metropolitan Government. Accessed 25 August 2011. http://www.worldbank.org/|Facts: Quick Facts on a Rising Seoul, (2011). Seoul Metropolitan Government. Accessed on 31 July 2011. http://www.english.seoul.go.kr|Preliminary Results of the 2010 Population and Housing Census, (2011). Statistics Korea. Accessed on 31 July 2011. http://www.kostat.go.kr/portal/english|Facts: Quick Facts on a Rising Seoul, (2011). Seoul Metropolitan Government. Accessed on 31 July 2011. http://www.english.seoul.go.kr|Preliminary Results of the 2010 Population and Housing Census, (2011). Statistics Korea. Accessed on 31 July 2011. http://www.english.seoul.go.kr|Facts: Statistics: Income and Expenditure:Summary of Gross Regional Domestic Product, (2009). Seoul Metropolitan Government. Accessed on 31 July 2011. http://www.english.seoul.go.kr|Facts: Statistics: Labor: Employed Persons by Industry. Seoul Metropolitan Government. Accessed on 31 July 2011. http://www.english.seoul.go.kr|Facts: Statistics: Labor: Employed Persons by Industry. Seoul Metropolitan Government. Accessed on 31 July 2011. http://www.english.seoul.go.kr|Global 500. Fortune Magazine. http://www.money.cnn.com|Facts: Statistics: Labor: Employed Persons by Industry. Seoul Metropolitan Government. Accessed on 31 July 2011. http://www.english.seoul.go.kr|Facts: Statistics: Health and Social Security: Recipients of Nationgal Basic Livelihood Securit, (2010). Seoul Metropolitan Government. Accessed on 31 July 2011. http://www.english.seoul.go.kr|Facts: Statistics: Transportaton, Tourism and Information Communication: Composition of Daily Passenger Transportation. Seoul Metropolitan Government. Accessed on 31 July 2011. http://www.english.seoul.go.kr||Getting to Seoul, (2011). Itour Seoul, the Official Seoul Tourism Website. Accessed on 31 July 2011. http://www.visitseoul.net/|Incheon Regional Maritime Affairs and Port Office & Busan Port Authority.  Accessed on 31 July 2011. http://www.portincheon.go.kr/|Facts: Statistics: Education and Culture: Summary of Schools. Seoul Metropolitan Government. Accessed on 31 July 2011. http://www.english.seoul.go.kr||Facts: Statistics: Education and Culture: Summary of Schools. Seoul Metropolitan Government. Accessed on 31 July 2011. http://www.english.seoul.go.kr||Seoul Today: About Seoul: Quick Facts. Seoul Metropolitan Government. Accessed on 31 July 2011. http://www.english.seoul.go.kr|||Korea Tourism Organization (KTO). The Asian Association of Convention and Visitor Bureaus. Accessed on 31 July 2011. http://www.aacvb.org|Introduction to Seoul. Healthy Promotion Division in Seoul. Accessed on 31 July 2011. http://www.healthycity.seoul.go.kr/|Seoul, A Healthy City. Healthy Promotion Division in Seoul. Accessed on 31 July 2011. http://www.healthycity.seoul.go.kr/|Healthy Seoul Project. Introduction to Seoul. Healthy Promotion Division in Seoul. Accessed on 31 July 2011. http://www.healthycity.seoul.go.kr/|Facts: Statistics: Health and Social Security: Number of Medical Personnel Employed in Medical Institutions (2010). Seoul Metropolitan Government. Accessed on 31 July 2011. http://wwwenglish.seoul.go.kr |Facts: Statistics: Health and Social Security: Number of Medical Personnel Employed in Medical Institutions (2010). Seoul Metropolitan Government. Accessed on 31 July 2011. http://wwwenglish.seoul.go.kr |South Korea to Ban Smoking in Public Places from 2011. Health Life. Accessed on 31 July 2011. http://smoking-quit.info/|Museums and Memorials & Art Galleries and Art Museums, (2011).  Itour Seoul, the Official Seoul Tourism Website. Accessed on 31 July 2011. http://www.visitseoul.net/|Art Galleries and Art Museums & Theatres and Concert Halls & Seoul Today: About Seoul: Quick Facts, (2011). Seoul Metropolitan Government & Itour Seoul, the Official Seoul Tourism Website.  Accessed on 31 July 2011. http://english.seoul.go.kr and http://www.visitseoul.net/en/|Facts: Statistics: Housing and Construction: Parks, (2010). Seoul Metropolitan Government. Accessed on 31 July 2011. http://english.seoul.go.kr|World Bank Air Pollution, (2005). World Bank. Accessed on 31 July 2011. http://www.worldbank.org. |World Moves Toward Low-Carbon City, (2009). Seoul Metropolitan Government. Accessed 21 August 2011. http://www.english.seoul.go.kr|World Moves Toward Low-Carbon City, (2009). Seoul Metropolitan Government. Accessed 21 August 2011. http://www.english.seoul.go.kr|Seoul to Launch Pilot Test for Bicycle Rental System in 2011, (2010).  Seoul Metropolitan Government. Accessed on 31 July 2011. http://www.english.seoul.go.kr|";
city_data_source[78] = "Shanghai|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau.  Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau.  Accessed 10 July 2011. http://www.stats-sh.gov.cn|Resident and Registered Population in Main Years 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 26 January 2012. http://www.stats-sh.gov.cn            |Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau.  Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau.  Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau.  Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau.  Accessed 10 July 2011. http://www.stats-sh.gov.cn|Global 500 (2011). Fortune Magazine. Accessed 10 July 2011. http://www.money.cnn.com|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau.  Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau.  Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau.  Accessed 10 July 2011. http://www.stats-sh.gov.cn||Shanghai Airport Authority, 2010 . Accessed 10 July 2011. http://www.shanghaiairport.com|Shanghai International Port (Group) Co., Ltd, 2009.  Accessed 10 July 2011.  http://www.210.5.155.56/en/|Basic Statistics of Institutions of Higher Education, (2010). Shanghai Municipal Statistics Bureau. Accessed 26 January 2012. http://www.stats-sh.gov.cn|Basic Statistics on National Population Census, (2010). Shanghai Municipal Statistics Bureau. Accessed 26 January 2012. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Wenming Shanghai. Accessed 10 July 2011. http://www.wmsh.gov.cn/|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Shanghai Statistical Yearbook 2010, (2010). Shanghai Municipal Statistics Bureau. Accessed 10 July 2011. http://www.stats-sh.gov.cn|Urban Greening, (2009). Shanghai, China. Accessed 10 July 2011. http://www.shanghai.gov.cn|World Bank Air Pollution, (2005). World Bank. Accessed 10 July 2011. http://www.worldbank.org/|Shanghai, China. Accessed 10 July 2011. http://www.shanghai.gov.cn||Bikes Scheme Hits Snag at Metro Stations, (2010). Shanghai China. Accessed 10 July 2011.  http://www.shanghai.gov.cn|";
city_data_source[79] = "Shenzhen|Introduction of Natural Resources and Administrative Divisions, Nov 11, 2009.  Shenzhen Government. Accessed March 11, 2010. <http://www.sz.gov.cn>|Introduction of Natural Resources and Administrative Divisions, Nov 11, 2009.  Shenzhen Government. Accessed March 11, 2010. <http://www.sz.gov.cn>|Report of the Sixth Census, (2011). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com|Report of the Sixth Census, (2011). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com||Yearly Review, (2010). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com|Yearly Review, (2011). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com|Shenzhen Statistical Yearbook, (2009). Shenzhen Municipal Statistics Bureau, 2009.  Accessed 5 July 2011. <http://www.sztj.com>|Shenzhen Statistical Yearbook, (2009). Shenzhen Municipal Statistics Bureau, 2009.  Accessed 5 July 2011. <http://www.sztj.com>|Global 500 (2010). Fortune Magazine. Accessed 5 July 2011. http://www.money.cnn.com|Yearly Review, (2011). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com|Shenzhen Statistical Yearbook, (2010). Shenzhen Municipal Statistics Bureau, 2009.  Accessed 5 July 2011. <http://www.sztj.com>|Introduction of Transportation, (2009). Shenzhen Government. Accessed 5 July 2011. <http://www.sz.gov.cn>||Introduction of Transportation, (2009). Shenzhen Government. Accessed 5 July 2011. <http://www.sz.gov.cn>|Introduction of Transportation, (2009). Shenzhen Government. Accessed 5 July 2011. <http://www.sz.gov.cn>|Shenzhen Statistical Yearbook, (2010). Shenzhen Municipal Statistics Bureau, 2009.  Accessed 5 July 2011. <http://www.sztj.com>|Report of the Sixth Census, (2011). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com|Yearly Review, (2011). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com|Yearly Review, (2011). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com|Yearly Review, (2011). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com|Yearly Review, (2011). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com|Yearly Review, (2011). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com|Shenzhen Statistical Yearbook, (2010). Shenzhen Municipal Statistics Bureau, 2009.  Accessed 5 July 2011. <http://www.sztj.com>|Statistical Yearbook, 2009. Health, Population and Family Planing Commission of Shenzhen Municipal, 2009.  Accessed 5 July 2011. <http://www.szhealth.gov.cn>|Statistical Yearbook, 2009. Health, Population and Family Planing Commission of Shenzhen Municipal, 2009.  Accessed 5 July 2011. <http://www.szhealth.gov.cn>|Statistical Yearbook, 2009. Health, Population and Family Planing Commission of Shenzhen Municipal, 2009.  Accessed 5 July 2011. <http://www.szhealth.gov.cn>|Statistical Yearbook, 2009. Health, Population and Family Planing Commission of Shenzhen Municipal, 2009.  Accessed 5 July 2011. <http://www.szhealth.gov.cn>|Yearly Review, (2011). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com|Smoke-free Environment to Promote the Project Started in the Deep, 2010.  Shenzhen Government. Accessed March 11, 2010. <http://www.sz.gov.cn>|Yearly Review, (2011). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com|Introduction of Culture and Arts, Aug 24, 2009.  Shenzhen Government. Accessed 11 July 2011. <http://www.sz.gov.cn>|Yearly Review, (2011). Shenzhen Municipal Bureau of Statistics. Accessed 5 July 2011. http://www.sztj.com|Air Pollution Data by Country and City, (1999). World Bank. Accessed 5 July 2011. http://www.worldbank.org/|Saving Energy Law, 2009.  Shenzhen Government. Accessed March 11, 2010. <http://www.sz.gov.cn>|||";
city_data_source[80] = "Singapore|Key Annual Indicators,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Key Annual Indicators,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Key Annual Indicators,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Key Annual Indicators,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Key Annual Indicators,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Key Annual Indicators,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Time Series on Per Capita GDP at Current Market Prices.  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Economic Survey of Singapore 2009. Ministry of Trade and Industry, Singapore.  Accessed 18 August 2011. http://www.app.mti.gov.sg|Economic Survey of Singapore 2009. Ministry of Trade and Industry, Singapore.  Accessed 18 August 2011. http://www.app.mti.gov.sg|Global 500. Fortune Magazine.  Accessed 18 August 2011. http://money.cnn.com|Unemployment Statistics,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.mom.gov.sg|Yuen, Belinda. \"Squatters No More: Singapore Social Housing.\" Global Urban Development Magazine. Volume 3. November 2007. Accessed 6 July 2011. http://www.globalurban.org |Profile: Transport. Ministry of Information,Communications and the Arts.  Accessed 18 August 2011. http://www.app.www.sg/|Census of Population 2000 Advance Data Release ,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Home: Singapore Airports,  AZWorldAirports.com.  Accessed 18 August 2011. http://www.azworldairports.com/cfm/homepage.cfm|About Maritime and Port Authority of Singapore (MPA).  Accessed 18 August 2011. http://www.mpa.gov.sg/|Education Statistics Digest 2009 ,  Ministry of Singapore.  Accessed 18 August 2011. http://www.moe.gov.sg/education|Census of Population 2000 Advance Data Release ,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Education Statistics Digest 2009 ,  Ministry of Singapore.  Accessed 18 August 2011. http://www.moe.gov.sg/education|Yearbook of Statistics Singapore 2011. The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Yearbook of Statistics Singapore 2011,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg||Singapore Yearbook 2009: Tourism. Ministry of Information,Communications and the Arts. Singapore Infomap.  Accessed 18 August 2011. http://app.www.sg/||Key Annual Indicators,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Key Annual Indicators,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Key Annual Indicators,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Key Annual Indicators,  The Singapore Department of Statistics.  Accessed 18 August 2011. http://www.singstat.gov.sg|Healthcare Facilities. Singapore Ministry of Health.  Accessed 18 August 2011. http://www.moh.gov.sg|Singapore  Bans Outdoor Smooking, 07 April 2006.  News 24.  Accessed 18 August 2011.  http://www.news24.com |Profile: Arts & Culture. Ministry of Information,Communications and the Arts. Singapore Infomap.  Accessed 18 August 2011. http://app.www.sg/|Exhibition Venues. Singapore National Arts Council, 2005.  Accessed 18 August 2011. <http://www.nac.gov.sg/|Hinrichsen, Don.  \"Profile: Singapore: The Planned City.\" (2001).  Accessed 18 August 2011.  http://info.k4health.org ||Review of the International Energy Policies and Actions and the Latest Practice in their Environmental Evaluation and Strategic Environmental Assessment, November 2007, Environmental Protection Department, Hongkong Government.  Accessed 18 August 2011. http://www.epd.gov.hk|New CNG Fuelling Station for Singapore, Feb 17 2008, NGV Global News.  Accessed 18 August 2011. http://www.ngvglobal.com|Thefts Puncture Paris Bike Scheme, February 10 2009, BBC News. Accessed 18 August 2011. http://www.news.bbc.co.uk|";
city_data_source[81] = "Stockholm|Stockholm City Plan Summary, May 2009. The City Planning Administration.Stockholms Stad. Accessed 15 August 2011. <http://www.international.stockholm.se/> |Stockholm City Plan Summary, May 2009. The City Planning Administration.Stockholms Stad. Accessed 15 August 2011. <http://www.international.stockholm.se/> |Stockholm City Plan Summary, May 2009. The City Planning Administration.Stockholms Stad. Accessed 15 August 2011. <http://www.international.stockholm.se/> |Stockholm City Plan Summary, May 2009. The City Planning Administration.Stockholms Stad. Accessed 15 August 2011. <http://www.international.stockholm.se/> |District Facts Whole City. USK Office of Research and Statistics. Stockholms Stad. Accessed 16 August 2011. <http://www.usk.stockholm.se>|Regioinal Policy - Inforegio. Urban Audit. Accessed 16 August 2011. <http://www.urbanaudit.org>|Gross Regional Product Growth. Stockhom Business Region.  Accessed 14 August 2011. http://www.stockholmbusinessregion.se/|District Facts Whole City. USK Office of Research and Statistics. Stockholms Stad. Accessed 16 August 2011. <http://www.usk.stockholm.se>|District Facts Whole City. USK Office of Research and Statistics. Stockholms Stad. Accessed 16 August 2011. <http://www.usk.stockholm.se>|Global 500 (2009). Fortune. Accessed 17 August 2011. http://www.money.cnn.com|District Facts Whole City. USK Office of Research and Statistics. Stockholms Stad. Accessed 16 August 2011. <http://www.usk.stockholm.se>||Travelling with SL. Stockholm Transport. Accessed 16 Augsut 2011. <http://www.sl.se>|European Union (2004). Urban Audit. Accessed on 16 August 2011. <http://www.urbanaudit.org> |Facts About Stockholm&#8217;s Tourism Industry (2010). Stockholm Visitors Board. Accessed 16 August 2011. <http://www.stockholmtown.se>|Facts About Stockholm&#8217;s Tourism Industry (2010). Stockholm Visitors Board. Accessed 16 August 2011. <http://www.stockholmtown.se>|Stockholm Data Guide 2008. USK, Stockholm Office of Research and Statistics. Accessed 18 August 2011. http://www.stockhom.se||Strong Universities at the Heart of Scandinavia. Study in Stockholm.  Accessed 15 August 2011. http://www.studyinstockholm.se|Facts About Stockholm&#8217;s Tourism Industry (2010). Stockholm Visitors Board. Accessed 16 August 2011. <http://www.stockholmtown.se>|||Facts About Stockholm&#8217;s Tourism Industry (2010). Stockholm Visitors Board. Accessed 16 August 2011. <http://www.stockholmtown.se>|Facts About Stockholm&#8217;s Tourism Industry (2010). Stockholm Visitors Board. Accessed 16 August 2011. <http://www.stockholmtown.se>|European Union (2004). Urban Audit. Accessed on 16 August 2011. <http://www.urbanaudit.org> |2007 Nordic Major Cities Statistics. NORDSTAT.  Accessed 17 August 2011. <http://www.nordstat.org>|2007 Nordic Major Cities Statistics. NORDSTAT.  Accessed 17 August 2011. <http://www.nordstat.org>|European Union (2004). Urban Audit. Accessed on 16 August 2011. <http://www.urbanaudit.org> |Hospitals in Stockholm, Sweden Allianz Worldwide Care, International Medical Provider Finder. Allianz. Accessed 17 August 2011. <http://www.allianzworldwidecare.com/>|European Smoking Bans - Evolution of the Legislation. European Public Health Alliance.  Accessed 14 August 2011. <http://www.epha.org/>|Stockholm City Plan Summary, May 2009. The City Planning Administration.Stockholms Stad. Accessed 15 August 2011. <http://www.international.stockholm.se/> |Stockholm City Plan Summary, May 2009. The City Planning Administration.Stockholms Stad. Accessed 15 August 2011. <http://www.international.stockholm.se/> |Stockholm City Plan Summary, May 2009. The City Planning Administration.Stockholms Stad. Accessed 15 August 2011. <http://www.international.stockholm.se/> |Air Pollution Data by Country and City, (1999). World Bank. Accessed on 17 August 2011. http://www.worldbank.org/|The City of Stockholm&#8217;s Climate Initiatives. Environment Administration, City of Stockholm.  Accessed 16 August 2011. http://www.international.stockholm.se/|The City of Stockholm&#8217;s Climate Initiatives. Environment Administration, City of Stockholm.  Accessed 16 August 2011. http://www.international.stockholm.se/|Stockholm City Bikes. Clear Channel och Stockholm City  Accessed 16 August 2011.  http://www.citybikes.se/en/Home/|";
city_data_source[82] = "Sydney|Sydney at a Glance. City of Sydney. Accessed 15 July 2011. http://www.cityofsydney.nsw.gov.au|City of Sydney – A Snapshot, (2004). Sydney Media. Accessed 15 July 2011. http://www.sydneymedia.com.au|Population Forecasts, (2011). City of Sydney. Accessed 15 July 2011. http://www.forecast2.id.com.au|City of Sydney – A Snapshot, (2004). Sydney Media. Accessed 15 July 2011. http://www.sydneymedia.com.au|City of Sydney - Key Statistics (2006). City of Syndey.  Accessed 11 July 2011. http://profile.id.com/au|Population Forecasts, (2011). City of Sydney. Accessed  11 July 2011. http://forecast2.id.com.au|The World&#8217;s Best Places to Live, (2009). CNBC Website. Accessed on 14 March 2011. http://www.cnbc.com|Community Profile, (2006). City of Sydney. Accessed on 14 July 2011. http://www.profile.id.com.au|Community Profile, (2006). City of Sydney. Accessed on 14 July 2011. http://www.profile.id.com.au|Fortune 500 Companies, (2009). Fortune Magazine. Accessed on 14 July 2011. http://www.money.cnn.com|Labour Force. Australian Bureau of Statistics. Accessed 15 June 2011. http://www.abs.gov.au||Public Transport, (2009). City of Sydney. Accessed on 14 July 2011. http://www.cityofsydney.nsw.gov.au|New South Wales State of the Environment, (2009). NSW Government: Environment, Climate Change, and Water. Accessed on 14 July 2011. http://www.environment.nsw.gov.au/|Sydney&#8217;s Airport Train Website. Accessed on 14 July 2011. http://www.airportlink.com.au/|Port of Sydney. World Port Source. Accessed on 14 July 2011. http://www.worldportsource.com|Higher Education Students. NSW Government. Accessed on 14 July 2011. http://www.business.nsw.gov.au|City Residents, (2004). Sydney Media. Accessed on 14 July 2011. http://www.sydneymedia.com.au|Sydney Universities. Australian Education Network. Accessed on 14 July 2011. http://www.australian-universities.com|City of Sydney – A Snapshot, (2004). Sydney Media. Accessed on 14 July 2011. http://www.sydneymedia.com.au|Travel to Sydney, (2009). Tourism New South Wales. Accessed on 14 July 2011. http://corporate.tourism.nsw.gov.au|Travel to Sydney, (2009). Tourism New South Wales. Accessed on 14 July 2011. http://corporate.tourism.nsw.gov.au|Visitor Gateway. Global Sydney. Accessed on 14 July 2011. http://ww.cityofsydney.nsw.gov||Australian Health Map, (2007). ABC Health and Wellbeing. Accessed on 14 July 2011. http://www.abc.net.au|Women Live the Longest, but Men Are Catchip Up, (2006). The Medical News. Accessed on 14 July 2011. http://www.news-medical.net|Women Live the Longest, but Men Are Catchip Up, (2006). The Medical News. Accessed on 14 July 2011. http://www.news-medical.net|Australian Health Map, (2007). ABC Health and Wellbeing. Accessed on 14 July 2011. http://www.abc.net.au|Hospitals.  New South Wales Department of Health.  Accessed on 14 July 2011. http://www.health.nsw.gov.au|Health Policy, Regulations and Standards. City of Sydney. Accessed on 14 July 2011. http://www.cityofsydney.nsw.gov.au|Cultural Facilities Directory.  Arts New South Wales.  Accessed on 14 July 2011.  http://facilities.arts.nsw.gov|Cultural Facilities Directory.  Arts New South Wales.  Accessed on 14 July 2011.  http://facilities.arts.nsw.gov|State of the Environment Report.  City of Sydney.  Accessed 13 July 2011.  http://www.cityofsydney.nsw.gov.au|Air Pollution Data by Country and City, (1999). World Bank. Accessed 14 July 2011. http://www.worldbank.org/|State of the Environment Report.  City of Sydney.  Accessed 14 July 2011.  http://www.cityofsydney.nsw.gov.au|Environment. City of Sydney. Accessed 14 July 2011. http://www.cityofsydney.nsw.gov.au|About Sydney, (2010). City of Sydney. Accessed 14 July 2011. http://www.cityofsydney.nsw.gov.au|";
city_data_source[83] = "Taipei|Taipei Statistics Book. Taipei City Government. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed on 12 July 2011. http://www.taipei.gov.tw |Population for Township and District, 2010. Taiwan Ministry of The Interior. Accessed on 12 July 2011. http://www.moi.gov.tw/|Taipei Statistics Book. Taipei City Government. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed on 12 July 2011. http://www.taipei.gov.tw |Population for Township and District, 2010. Taiwan Ministry of The Interior. Accessed on 12 July 2011. http://www.moi.gov.tw/|Taipei City Statistical Yearbook 2008. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 1 April http://www.dbas.taipei.gov.tw|Taipei City Statistical Abtract, 2010. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 12 July http://www.dbas.taipei.gov.tw|Taipei City Statistical Yearbook 2008. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 1 April http://www.dbas.taipei.gov.tw|Taipei City Statistical Yearbook 2008. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 1 April http://www.dbas.taipei.gov.tw|Taipei City Statistical Yearbook 2008. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 1 April http://www.dbas.taipei.gov.tw|Global 500 (2010). Fortune Magazine. http://www.money.cnn.com|Taipei City Statistical Abtract, 2010. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 12 July 2011. http://www.dbas.taipei.gov.tw|Taipei Statistics Book. Taipei Citi Government. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed on 12 July 2011. http://www.taipei.gov.tw |Taipei Statistics Book. Taipei Citi Government. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed on 12 July 2011. http://www.taipei.gov.tw ||Taipei Songshan Airport (Taipei International Airport). Accessed on 12 July 2011. http://www.tsa.gov.tw/|The Port of Taipei. Accessed on 12 July, 2011. http://www.tpport.gov.tw/|Taipei City Statistical Abtract, 2010. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 12 July 2011. http://www.dbas.taipei.gov.tw|Taipei City Statistical Abtract, 2010. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 12 July 2011. http://www.dbas.taipei.gov.tw|Taipei City Statistical Abtract, 2010. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 12 July 2011. http://www.dbas.taipei.gov.tw|Visitor Expenditures, 1961-2008. Tourism Bureau, Ministry of Transportation and Communication. http://www.admin.taiwan.net.tw/|||Visitor Expenditures, 1961-2008. Tourism Bureau, Ministry of Transportation and Communication. http://www.admin.taiwan.net.tw/||Taipei City Statistical Yearbook 2008. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 15 July 2011. http://www.dbas.taipei.gov.tw|Taipei City Statistical Abtract, 2010. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 12 July 2011. http://www.dbas.taipei.gov.tw|Taipei City Statistical Abtract, 2010. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 12 July 2011. http://www.dbas.taipei.gov.tw|Taipei City Statistical Yearbook 2008. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 15 July 2011. http://www.dbas.taipei.gov.tw|Taipei City Statistical Abtract, 2010. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed 12 July 2011. http://www.dbas.taipei.gov.tw|Department of Health, 2011. Taipei Government. Accessed on 12 July 2011. http://www.health.gov.tw/w|General Information Sheet of Cultural Institution, 2010. Department of Culture Affairs, Taipei City Government. Accessed on 12 July 2011. http://www.culture.gov.tw/|General Information Sheet of Cultural Institution, 2010. Department of Culture Affairs, Taipei City Government. Accessed on 12 July 2011. http://www.culture.gov.tw/|Taipei Statistics Book. Taipei Citi Government. Department of Budget, Accounting & Statistics, Taipei Citi Government. Accessed on 12 July 2011. http://www.taipei.gov.tw |Air Pollution Data by Country and City, (1999). World Bank. Accessed on 12 July 2011. www.worldbank.org|National Policy Foundation, 2000. Accessed on 12 July 2011. http://www.npf.org.tw/||Taipei City Government, 2011. Accessed on 12 July 2011. http://www.fun.taipei.gov.tw  |";
city_data_source[84] = "Tel Aviv-Yafo| A Statistical Overview. Tel-Aviv-Yafo Municipality. Accessed 25 July 2011. <http://www.tel-aviv.gov.il>|| A Statistical Overview. Household and Population. Tel-Aviv-Yafo Municipality. Accessed 25 July 2011. <http://www.tel-aviv.gov.il>| A Statistical Overview. Tel-Aviv-Yafo Municipality. Accessed 25 July 2011. <http://www.tel-aviv.gov.il>|Tel Aviv-Yafo Population Census. (2008). Central Bureau of Statistics. Accessed 24 July 2011. http://www.cbs.gov.il | Statistical Yearbook, (2010). Tel-Aviv-Yafo Municipality. Accessed 25 July 2011. http://www.tel-aviv.gov.il|Which are the Largest City Economies in the World and How Might this Change by 2025? (2008). PriceWaterhouseCoopers. Accessed 25 July 2011. www.ukmediacentre.pwc.com| Statistical Review. Segmentation of Employment. Tel-Aviv-Yafo Municipality. Accessed 25 July 2011. <http://www.tel-aviv.gov.il>| Statistical Review. Segmentation of Employment. Tel-Aviv-Yafo Municipality. Accessed 25 July 2011. <http://www.tel-aviv.gov.il>|Global 500 (2010). Fortune Magazine. Accessed 28 July 2011. <http://www.money.cnn.com>| Statistical Review. Labor and Employment. Tel-Aviv-Yafo Municipality. Accessed 25 July 2011. <http://www.tel-aviv.gov.il>| Statistical Yearbook (2010). Tel-Aviv-Yafo Municipality. Accessed 25 July 2011. http://www.tel-aviv.gov.il| Statistical Yearbook (2010). Tel-Aviv-Yafo Municipality. Accessed 25 July 2011. http://www.tel-aviv.gov.il||\"Ben-Gurion Airport\" (2008).  Israel Airports Authority. Accessed 25 July 2011.  <http://www.iaa.gov.il/>.|Israel Ports. Israel Ports Development and Assets Company Ltd. Accessed 25 July 2011. <http://eng.israports.co.il>| A Statistical Overview. Education. Tel-Aviv-Yafo Municipality. Accessed 25 July 2011. <http://www.tel-aviv.gov.il>|Tel Aviv-Yafo Population Census (2008). Central Bureau of Statistics, State of Israel. Accessed 26 July 2011. http://www.cbs.gov.il | Statistical Yearbook (2010). Tel-Aviv-Yafo Municipality. Accessed 26 July 2011. http://www.tel-aviv.gov.il| A Statistical Overview. Tourism. Tel-Aviv-Yafo Municipality. Accessed 25 July 2011. <http://www.tel-aviv.gov.il>| Statistical Yearbook (2010). Tel-Aviv-Yafo Municipality. Accessed 26 July 2011. http://www.tel-aviv.gov.il| Statistical Yearbook (2010). Tel-Aviv-Yafo Municipality. Accessed 26 July 2011. http://www.tel-aviv.gov.il|Statistical Abstract of Israel, 2010, No. 60 (2010). Central Bureau of Statistics, State of Israel. Accessed 26 July 2011. http://www.cbs.gov.il| A Statistical Overview. Tourism. Tel-Aviv-Yafo Municipality. Accessed 25 July 2011. <http://www.tel-aviv.gov.il>| Statistical Yearbook.(2010) Tel-Aviv-Yafo Municipality. Accessed 26 July 2011. http://www.tel-aviv.gov.il|Israel&#8217;s Elderly Facts and Figures 2009. Life Expectancy in Selected Localities1998-2002. American Jewish Joint Distribution Committee. Accessed 25 July 2011. <http://brookdale.jdc.org.il>|Israel&#8217;s Elderly Facts and Figures 2009. Life Expectancy in Selected Localities1998-2002. American Jewish Joint Distribution Committee. Accessed 25 July 2011. <http://brookdale.jdc.org.il>|||No Smoking! (2010). The Jerusalem Post, 23 January 2010. Accessed 26 July 2011. http://www.jpost.com| Tel-Aviv Global City Report. Tel-Aviv-Yafo Municipality. Accessed 27 July 2011. <http://www.issuu.com>|| A Statistical Overview. Area. Tel-Aviv-Yafo Municipality. Accessed 25 July 2011. <http://www.tel-aviv.gov.il>||Sustainability. Tel Aviv-Yafo Municipality. Accessed 25 July 2011. <http://www.tel-aviv.gov.il>|Sustainability. Tel Aviv-Yafo Municipality. Accessed 25 July 2011. <http://www.tel-aviv.gov.il>|Bicyles. Tel Aviv-Yafo Municipality. Accessed 25 July 2011.<http://www.tel-aviv.gov.il>|";
city_data_source[85] = "Tokyo|Tokyo Statistical Yearbook, 2008. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 11 June 2011. 4www.toukei.metro.tokyo.jp/|Japan Statistical Yearbook, 2009. Statistics Bureau. Ministry of Internal Affairs and Communication . Accessed 11 June 2011. www.stat.go.jp/english/|Tokyo Statistical Yearbook, 2008. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 11 June 2011. 4www.toukei.metro.tokyo.jp/|Japan Statistical Yearbook, 2009. Statistics Bureau. Ministry of Internal Affairs and Communication . Accessed 11 June 2011. www.stat.go.jp/english/|Tokyo Statistical Yearbook, 2008. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 11 June 2011. 4www.toukei.metro.tokyo.jp/|Tokyo Statistical Yearbook, 2008. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 11 June 2011. 4www.toukei.metro.tokyo.jp/|Tokyo: Heart of Japan&#8217;s Economy. Bureau of Industrial and Labor Affairs. Acessed 17 June 2011. http://www.sangyo-rodo.metro.tokyo.jp|Tokyo: Heart of Japan&#8217;s Economy. Bureau of Industrial and Labor Affairs. Acessed 17 June 2011. http://www.sangyo-rodo.metro.tokyo.jp|Tokyo: Heart of Japan&#8217;s Economy. Bureau of Industrial and Labor Affairs. Acessed 17 June 2011. http://www.sangyo-rodo.metro.tokyo.jp|Percetage of Global 500 Headquarters- 2009. Cable News Network (CNN). Accessed 17 June 2011. http://www.money.cnn.com|Labor Force Population. Tokyo&#8217;s History, Geography, and Population.  Tokyo Metropolitan Government. Accessed 2 August 2011. http://www.metro.tokyo.jp||Toei Transportation Information. Bureau of Transportation. Tokyo Metropolitan Government. Accessed 17 August 2011. http://www.kotsu.metro.tokyo.jp||Tokyo Statistical Yearbook, 2009. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 2 August 2011. 4www.toukei.metro.tokyo.jp/|Port of Tokyo. Bureau of Port and Harbor. Tokyo Metropolitan Government. Accessed 17 June 2011. www.kouwan.metro.tokyo.jp|Tokyo Statistical Yearbook, 2009. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 2 August 2011. 4www.toukei.metro.tokyo.jp/||Tokyo Statistical Yearbook, 2009. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 2 August 2011. 4www.toukei.metro.tokyo.jp/|Tokyo: Heart of Japan&#8217;s Economy. Bureau of Industrial and Labor Affairs. Acessed 2 August 2011. http://www.sangyo-rodo.metro.tokyo.jp|Tokyo: Heart of Japan&#8217;s Economy. Bureau of Industrial and Labor Affairs. Acessed 2 August 2011. http://www.sangyo-rodo.metro.tokyo.jp|Tokyo: Heart of Japan&#8217;s Economy. Bureau of Industrial and Labor Affairs. Acessed 2 August 2011. http://www.sangyo-rodo.metro.tokyo.jp|Tokyo: Heart of Japan&#8217;s Economy. Bureau of Industrial and Labor Affairs. Acessed 2 August 2011. http://www.sangyo-rodo.metro.tokyo.jp|Tokyo Tourism Info. Tokyo Metropolitan Government. Accessed 17 June 2011. http://www.tourism.metro.tokyo.jp|Tokyo Statistical Yearbook, 2008. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 11 March 2010. 4www.toukei.metro.tokyo.jp/homepage/ENGLISH.htm|Tokyo Statistical Yearbook, 2008. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 2 August 2011. 4www.toukei.metro.tokyo.jp/|Tokyo Statistical Yearbook, 2008. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 2 August 2011. 4www.toukei.metro.tokyo.jp/|Tokyo Statistical Yearbook, 2008. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 2 August 2011. 4www.toukei.metro.tokyo.jp/|Tokyo Statistical Yearbook, 2008. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 2 August 2011. 4www.toukei.metro.tokyo.jp/|Tokyo Basics for Tourists. Tokyo Metropolitan Government. Accessed 17 June 2011. http://www.tourism.metro.tokyo.jp|Tokyo Statistical Yearbook, 2008. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 2 August 2011. 4www.toukei.metro.tokyo.jp/|Tokyo Statistical Yearbook, 2009. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 2 August 2011. 4www.toukei.metro.tokyo.jp/|Tokyo Statistical Yearbook, 2009. Statistic Division Management and Coordination Section. Tokyo Metropolitan Government Bureau Of General Affairs. Accessed 2 August 2011. 4www.toukei.metro.tokyo.jp/|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 26 June 2011. http://www.worldbank.org/|Environment of Tokyo. Tokyo Metropolitan Government. Accessed 17 June 2011. http://www.kankyo.metro.tokyo.jp|Toyota Hino Fuel Cell Hybrid Bus. Fuel Cell Today. Accessed 17 June 2011. http://www.fuelcelltoday.com|\"Bike Share Project Kicks-Off.\" Japan Times. Accessed 17 June 2011. http://www.japantimes.co.jp|";
city_data_source[86] = "Toronto|Toronto&#8217;s Geography. Toronto Parks and Recreation. Accessed 11 August 2011. <http://www.toronto.ca>|Economic Indicators May 2011. Toronto Convention and Visitor&#8217;s Association. Accessed 11 August 2011. <http://www.seetorontonow.com>|Economic Indicators May 2011. Toronto Convention and Visitor&#8217;s Association. Accessed 11 August 2011. <http://www.seetorontonow.com>|Economic Indicators May 2011. Toronto Convention and Visitor&#8217;s Association. Accessed 11 August 2011. <http://www.seetorontonow.com>|Almost half of Toronto-Area Residents Foreign-Born. The Canadian Press.  Accessed 11 August 2011. <http://www.cbc.ca>|Toronto Health Status at a Glance, (2010). Toronto Public Health. Accessed 11 August 2011. <http://www.toronto.ca>|Economic Indicators May 2011. Toronto Convention and Visitor&#8217;s Association. Accessed 11 August 2011. <http://www.seetorontonow.com>|Toronto Economic Development 2010.  Accessed 11 August 2011. <http://www.toronto.ca|Toronto Economic Development 2010.  Accessed 11 August 2011. <http://www.toronto.ca|Global 500, (2011). Fortune Magazine. Accessed 11 August 2011. <http://www.money.cnn.com>|Population Health Profile: Toronto Central LHIN. Health System Intelligence Project (HSIP). Accessed 11 August 2011. <http://www.health.gov.on.ca>|Toronto Report Card on Housing and Homelessness 2003. Accessed 11 August 2011. <http://www.toronto.ca>|Toronto by the Numbers. (2009). Toronto Convention and Visitor&#8217;s Association. Accessed 11 August 2011. <http://www.seetorontonow.com>|Toronto by the Numbers. (2009). Toronto Convention and Visitor&#8217;s Association. Accessed 11 August 2011. <http://www.seetorontonow.com>|Toronto Pearson International Airport. Greater Toronto Airports Authority. Accessed 11 August 2011. <http://www.gtaa.com>|Toronto Port Authority. Toronto Port Authority. Accessed 11 August 2011. <http://www.torontoport.com>|Enrollment at Toronto Universities by Level of Study and Registration Status (Fall 2008). City of Toronto. Accessed 11 August 2011. <http://www.toronto.ca>|Industry Profiles 2009. Economic Development and Culture Division-City of Toronto. Accessed 8 July 2011. <www.toronto.ca>|Enrollment at Toronto Universities by Level of Study and Registration Status (Fall 2008). City of Toronto. Accessed 11 August 2011. <http://www.toronto.ca>|Tourism in Toronto: A Market Analysis, (2009). Toronto Convention and Visitor&#8217;s Association. Accessed 11 August 2011. <http://www.seetorontonow.com>|Tourism in Toronto: A Market Analysis, (2009). Toronto Convention and Visitor&#8217;s Association. Accessed 11 August 2011. <http://www.seetorontonow.com>|Tourism in Toronto: A Market Analysis, (2009). Toronto Convention and Visitor&#8217;s Association. Accessed 11 August 2011. <http://www.seetorontonow.com>|Tourism in Toronto: A Market Analysis, (2009). Toronto Convention and Visitor&#8217;s Association. Accessed 11 August 2011. <http://www.seetorontonow.com>|Tourism in Toronto: A Market Analysis, (2009). Toronto Convention and Visitor&#8217;s Association. Accessed 11 August 2011. <http://www.seetorontonow.com>|||||Toronto&#8217;s Hospitals. City of Toronto. Accessed 11 August 2011. <http://www.toronto.ca>|Toronto Affected by New Smoke-Free Act. (2006) Toronto Public Health. Accessed 11 August 2011. <http://www.toronto.ca>|Arts and Culture. (2009) Toronto Convention and Visitor&#8217;s Bureau. Accessed 11 August 2011. <http://www.seetorontonow.com>||Toronto by the Numbers, (2009). Toronto Convention and Visitor&#8217;s Association. Accessed 11 August 2011. <http://www.seetorontonow.com>|Air Pollution Data by Country and City, (1999). World Bank. Accessed 8 July 2011. http://www.worldbank.org/|Toronto Launches Green Initiatives Designed to Build a more Sustainable City, (2010). City of Toronto. Accessed 11 August 2011. <http://www.toronto.ca>|Green Fleet Plan 2008-2011. City of Toronto Fleet Services Division. Accessed 11 August 2011. <http://www.toronto.ca>|City of Toronto Introduces Employee Bike Share Program, (2009). City of Toronto. Accessed 11 August 2011. <http://www.toronto.ca>|";
city_data_source[87] = "Vancouver|About Vancouver: Facts about Vancouver. City of Vancouver. Accessed 7 August 2011. http://www.city.vancouver.bc.ca/|Greater Vancouver, British Columbia (Regional District): Community Highlights. Statistics Canada. Accessed 7 August 2011. http://www.statcan.ca/start.html|About Vancouver: Facts about Vancouver. City of Vancouver. Accessed 7 August 2011. http://www.city.vancouver.bc.ca/|About Vancouver: Facts about Vancouver. City of Vancouver. Accessed 7 August 2011. http://www.city.vancouver.bc.ca/|Information Sheets on the City: City Facts 2006. City of Vancouver. Accessed 7 August 2011. http://www.city.vancouver.bc.ca/|Understanding Vancouver: Population Trends. City of Vancouver. Accessed 7 August 2011. http://www.city.vancouver.bc.ca/|GDP & Final Domestic Demand. The Central Statistical Agency of the Province of British Columbia.  Accessed 7 August 2011. http://www.city.vancouver.bc.ca/|Community Profiles from the 2006 Census - Vancouver, (2006).  Statistics Canada. Accessed 7 August 2011. http://www12.statcan.ca|Community Profiles from the 2006 Census - Vancouver, (2006).  Statistics Canada. Accessed 7 August 2011. http://www12.statcan.ca|Global 500. Fortune Magazine. Accessed 7 August 2011. http://www.money.cnn.com|Labour Force Activity by B.C. Metropolitan Area, (2011).  British Columbia Statistics. Accessed 7 August 2011. http://www.bcstats.gov.bc.ca|Vancouver: 3.7: Income and Low Income. Statistics Canada: Canada&#8217;s National Statistical Agency. Accessed 7 August 2011. http://www.statcan.ca/start.html|Understanding Vancouver: Planning & Transportation. City of Vancouver. Accessed 7 August 2011. http://www.city.vancouver.bc.ca/|Information Sheets on the City: City Facts 2006. City of Vancouver. Accessed 7 August 2011. http://www.city.vancouver.bc.ca/|Coming to Vancouver. City of Vancouver. Accessed 7 August 2011. http://www.city.vancouver.bc.ca/|About Vancouver: General Vancouver Info: Economy. City of Vancouver. Accessed 7 August 2011. http://www.city.vancouver.bc.ca/|Post-Secondary Enrollment 2003-2007. Metro Vancouver: Regional Development: Key Facts. Accessed 7 August 2011. http://www.gvrd.bc.ca/index.html|Greater Vancouver, British Columbia (Regional District): Community Highlights. Statistics Canada. Accessed 7 August 2011. http://www.statcan.ca/start.html|Post-Secondary Enrollment 2003-2007. Metro Vancouver: Regional Development: Key Facts. Accessed 7 August 2011. http://www.gvrd.bc.ca/index.html|Marketing Research. Overnight Visitors to Greater Vancouver by Geographic Origin - year-to-date. (2010). Tourism Vancouver. The Greater Vancouver Visitors and Convention Bureau. Accessed 21 April 2010. http://www.tourismvancouver.com/visitors/index.php|Marketing Research. Overnight Visitors to Greater Vancouver by Geographic Origin (2010). Tourism Vancouver. The Greater Vancouver Visitors and Convention Bureau. Accessed 7 August 2011. http://www.tourismvancouver.com/|Marketing Research. Overnight Visitors to Greater Vancouver by Geographic Origin (2010). Tourism Vancouver. The Greater Vancouver Visitors and Convention Bureau. Accessed 7 August 2011. http://www.tourismvancouver.com/|Marketing Research. Overnight Visitors to Greater Vancouver by Geographic Origin (2010). Tourism Vancouver. The Greater Vancouver Visitors and Convention Bureau. Accessed 7 August 2011. http://www.tourismvancouver.com/|Marketing Research. Overnight Visitors to Greater Vancouver by Geographic Origin (2010). Tourism Vancouver. The Greater Vancouver Visitors and Convention Bureau. Accessed 7 August 2011. http://www.tourismvancouver.com/|Data by Population Groups. Metro Vancouver&#8217;s Vital Signs 2010. Accessed 7 August 2011. http://www.chspr.ubc.ca/|Fang, Raymond, M.Sc., M.A.Sc., B.A.Sc. Life expectancy as a measure of Population Health: Comparing British Columbia with other Olympic and Paralympic Winter Games Host Jurisdictions: Summary Report (April 2007). Provincial Health Services Authority, British Columbia. Accessed 7 August 2011. http://www.phsa.ca/default.htm|Fang, Raymond, M.Sc., M.A.Sc., B.A.Sc. Life expectancy as a measure of Population Health: Comparing British Columbia with other Olympic and Paralympic Winter Games Host Jurisdictions: Summary Report (April 2007). Provincial Health Services Authority, British Columbia. Accessed 7 August 2011. http://www.phsa.ca/default.htm|B.C. Recognizes Important Role Of Family Physicians, By Ministry of Health Services, Oct. 1, 2009. Government of British Columbia. Accessed 7 August 2011. http://www.gov.bc.ca|Hospitals. Vancouver Coastal Health. Accessed 7 August 2011. http://www.vch.ca|Vancouver Pubs Brace for New Smoking Laws, March 27, 2008. CBC News. Accessed 7 August 2011. http://www.cbc.ca|Museums and Galleries in Vancouver. AOL Inc. Accessed 7 August 2011. http://www.travel.aol.com||Vancouver 2020: A Bright Green Future, (2010). City of Vancouver, Greenest City Action Team.  Accessed 7 August 2011. http://www.talkgreenvancouver.ca||Green Building. City of Vancouver. Accessed 7 August 2011. http://www.vancouver.ca/sustainability. | Report on Electric Vehicle Charging (2009). City of Vancouver, Sustainability Group.Accessed 7 August 2011. http://www.vancouver.ca/sustainability|Vancity Bike Share Program. Accessed 7 August 2011. http://www.changeeverything.ca/|";
city_data_source[88] = "Vienna|Vienna in Figures 2009. Municipal Department 5 - Finance, Budget and Statistics. City of Vienna. Accessed on 8 August 2011. http://www.wien.gv.at/english|Urban Audit (2004). European Union. Accessed on 8 August 2011. http://www.urbanaudit.org|Vienna in Figures 2009. Municipal Department 5 - Finance, Budget and Statistics. City of Vienna. Accessed on 8 August 2011. http://www.wien.gv.at/english|Urban Audit (2004). European Union. Accessed on 8 August 2011. http://www.urbanaudit.org|Vienna at a Glance, Compress.  Accessed on 8 August 2011. http://www.wieninternation.at|Vienna in Figures 2009. Municipal Department 5 - Finance, Budget and Statistics. City of Vienna. Accessed on 8 August 2011. http://www.wien.gv.at/english|Vienna in Figures 2009. Municipal Department 5 - Finance, Budget and Statistics. City of Vienna. Accessed on 8 August 2011. http://www.wien.gv.at/english|Vienna in Figures 2009. Municipal Department 5 - Finance, Budget and Statistics. City of Vienna. Accessed on 8 August 2011. http://www.wien.gv.at/english|Vienna in Figures 2009. Municipal Department 5 - Finance, Budget and Statistics. City of Vienna. Accessed on 8 August 2011. http://www.wien.gv.at/english|Global 500 (2011). CNN Money. Accessed on 8 August 2011. http://www.money.cnn.com|Vienna in Figures 2009. Municipal Department 5 - Finance, Budget and Statistics. City of Vienna. Accessed on 8 August 2011. http://www.wien.gv.at/english|Wiener Sozialbericht 2010 (Vienna&#8217;s Social Report 2010).  City of Vienna Department of Health and Social Planning.  Accessed on 8 August 2011. http://www.wien.gv.at|Vienna in Figures 2009. Municipal Department 5 - Finance, Budget and Statistics. City of Vienna. Accessed on 8 August 2011. http://www.wien.gv.at/english||Vienna in Figures - Traffic and Transport. City of Vienna. Accessed on 8 August 2011. http://www.wien.gv.at/english|Vienna in Figures - Traffic and Transport. City of Vienna. Accessed on 8 August 2011. http://www.wien.gv.at/english|Urban Audit (2004). European Union. Accessed on 8 August 2011. http://www.urbanaudit.org|Austria. Data. Figures. Facts. Statistics Austria. Accessed on 8 August 2011. http://www.statistik.at/|Universities in Vienna, Vienna Webservice. Accessed on 8 August 2011. http://www.wien.gv.at|Arrivals and Overnights in All Types of Accommodations, (2010). Wien Tourismus (Vienna Tourist Board). Accessed on 8 August 2011. http://www.b2b.wien.info|Arrivals and Overnights in All Types of Accommodations, (2010). Wien Tourismus (Vienna Tourist Board). Accessed on 8 August 2011. http://www.b2b.wien.info|Arrivals and Overnights in All Types of Accommodations, (2010). Wien Tourismus (Vienna Tourist Board). Accessed on 8 August 2011. http://www.b2b.wien.info|Business Location Vienna in Figures (2006). City of Vienna. Accessed on 8 August 2011. http://www.wien.gv.at/english|Vienna: Hotel Capacity & Occupancy, (2011). Vienna Tourist Board. Accessed on 8 August 2011. http://www.b2b.wien.info/|Austria. Data. Figures. Facts. Statistics Austria. Accessed on 8 August 2011. http://www.statistik.at/|Austria. Data. Figures. Facts. Statistics Austria. Accessed on 8 August 2011. http://www.statistik.at/|Austria. Data. Figures. Facts. Statistics Austria. Accessed on 8 August 2011. http://www.statistik.at/|Urban Audit (2004). European Union. Accessed on 8 August 2011. http://www.urbanaudit.org |Hospitals in Vienna. City of Vienna. Accessed on 8 August 2011. http://www.wien.gv.at/english/|Almost Two Thirds Satisfied with Anti-Smoking Law. Austrian Times Website. Accessed on 8 August 2011. http://www.austriantimes.at/|Urban Audit (2004). European Union. Accessed on 29 July 2008 at http://www.urbanaudit.org ||Environmental City Vienna, (2008).  City of Vienna - Wien International.  Accessed 6 July 2011.  www.wieninternational.at|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 8 August 2011. http://www.worldbank.org/|EcoBusinessPlan Vienna, Vienna Webservice. Accessed on 8 August 2011. http://www.wien.gv.at|Da Sein Für Wien. City of Vienna. Accessed on 8 August 2011. http://www.wien.gv.at/|Citybike Wien Website. Accessed on 8 August 2011. http://www.citybikewien.at/|";
city_data_source[89] = "Warsaw|Warsaw by Numbers. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl |Warsaw, European Metropolitan Transport Authorities. Accessed on 8 August 2011. http://www.emta.com|Warsaw at a Glance. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl |Warsaw at a Glance. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl ||Population Projection for Poland, 2008-2035, (2010).  Central Statistical Office. Accessed on 8 August 2011. http://www.stat.gov.pl|Warsaw at a Glance. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl |Services. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl|Services. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl|Global 500, (2011). Fortune. Accessed on 8 August 2011. http://www.money.cnn.com|Business Activity and Economy Structure. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl||Technical Infrastructure. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl|European Green City Index-Assessing the Environmental Impact of Europe’s Major Cities. Siemens AG. Accessed on 8 August 2011. http://www.siemens.com/|Technical Infrastructure. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl||Education. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl|Business Activity and Economy Structure. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl|Warsaw  by Numbers. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.um.warsaw.pl|Warsaw by Numbers, (2009). City of Warsaw. Accessed on 8 August 2011. http://www.um.warszawa.pl|Warsaw by Numbers, (2009). City of Warsaw. Accessed on 8 August 2011. http://www.um.warszawa.pl|Warsaw by Numbers, (2009).  City of Warsaw. Accessed on 8 August 2011. http://www.um.warszawa.pl|Tourism. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl|Tourism. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl|Cross-Border Friendship Database. EU-Phare-Project. Accessed on 8 August 2011. http://www.crossborderdatabase.de|Statistics of Warsaw, (2011).  Statistical Office of Warsaw. Accessed on 8 August 2011. http://www.stat.gov.pl|Statistics of Warsaw, (2011).  Statistical Office of Warsaw. Accessed on 8 August 2011. http://www.stat.gov.pl|Cross-Border Friendship Database. EU-Phare-Project. Accessed on 8 August 2011. http://www.crossborderdatabase.de|Tourism. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl|Poland, Americans for Nonsmokers&#8217; Rights. Accessed on 8 August 2011. http://www.no-smoke.org|Warsaw by Numbers, (2009).  City of Warsaw. Accessed on 8 August 2011. http://www.um.warszawa.pl|Warsaw by Numbers, (2009).  City of Warsaw. Accessed on 8 August 2011. http://www.um.warszawa.pl|Warsaw at a Glance. Warsaw Municipal Government Office. Accessed on 8 August 2011. http://www.e-warsaw.pl |Air Pollution Data by Country and City, (1999). World Bank. Accessed on 8 August 2011. http://www.worldbank.org/|European Green City Index-Assessing the Environmental Impact of Europe’s Major Cities. Siemens AG. Accessed on 8 August 2011. http://www.siemens.com/|European Green City Index-Assessing the Environmental Impact of Europe’s Major Cities. Siemens AG. Accessed on 8 August 2011. http://www.siemens.com/||";
city_data_source[90] = "Zurich|Zurich - Switzerland&#8217;s Economic Metropolis . Department of the Major. Accessed 16 August 2011. http://www.stadt-zuerich.ch/prd/en/|Facts & Figures. Switzerland and the Greater Zurich Area. The Greater Zurich Area AG. Accessed 16 August 2011. http://www.greaterzuricharea.ch|Statistical Portrait Zurich. Department of the Major. Accessed 16 August 2011. http://www.stadt-zuerich.ch/prd/en/|Zürich Metropolitan Area Association. Department of the Major. Accessed 16 August 2011. http://www.stadt-zuerich.ch/prd/en/|Zurich - Switzerland&#8217;s Economic Metropolis. Department of the Major. Accessed 16 August 2011. http://www.stadt-zuerich.ch/|Statistics: Zurich and Figures . Department of the Major. Accessed 16 August 2011. http://www.stadt-zuerich.ch/prd/en/|GDP Per Capita (2008). The Greater Zurich Area AG. Accessed 16 August 2011. http://www.greaterzuricharea.ch|Zurich - Switzerland&#8217;s Economic Metropolis. Department of the Major.Accessed 16 August 2011. http://www.stadt-zuerich.ch/prd/en/|Zurich - Switzerland&#8217;s Economic Metropolis. Department of the Major. Accessed 16 August 2011. http://www.stadt-zuerich.ch/prd/en/|Global 500. Fortune. Accessed 16 August 2011. http://www.money.cnn.com|Zurich at a Glance Facts and Figures. Startseite Präsidialdepartement. Accessed 15 August 2011. <http://www.stadt-zuerich.ch>||Zurich - Switzerland&#8217;s Economic Metropolis. Department of the Major. Accessed 16 August 2011. http://www.stadt-zuerich.ch/prd/en/|Statistical Portrait Zurich. Department of the Major. Accessed 17 Augsut 2011. http://www.stadt-zuerich.ch/prd/en/|Zurich - Switzerland&#8217;s Economic Metropolis . Department of the Major. Accessed 16 August 2011. http://www.stadt-zuerich.ch/prd/en/|Zurich Port. Mbendi Website. Accessed 17 Augsut 2011. http://www.mbendi.com|||Education: Zürich: Trendsetter in the Way of Thinking. Zürich Tourism. Accessed 17 August 2011. http://www.zuerich.com/en/|Zurich at a Glance Facts and Figures. Startseite Präsidialdepartement. Accessed 15 August 2011. <http://www.stadt-zuerich.ch>|Zurich at a Glance Facts and Figures. Startseite Präsidialdepartement. Accessed 15 August 2011. <http://www.stadt-zuerich.ch>|Zurich at a Glance Facts and Figures. Startseite Präsidialdepartement. Accessed 15 August 2011. <http://www.stadt-zuerich.ch>||Statistics: Economy / Tourisms Tourism. Department of the Major. Accessed 17 August 2011. http://www.stadt-zuerich.ch/|Angloinfo the Global Expat Network Zurich. Accessed 16 August 2011. <http://zurich.angloinfo.com>|Switzerland. CIA Factbook. Accessed 18 August 2011. http://www.cia.gov|Switzerland. CIA Factbook. Accessed 18 August 2011. http://www.cia.gov||Health and Medical Information Sheet: Zurich. Embassy of the United States Bern Switzerland. Accessed 17 August 2011. <http://bern.usembassy.gov>|Geneva and Zurich Stub Out Smoking, July 1, 2008. Swissinfo Wensote. Accessed 17 August 2011. http://www.swissinfo.ch|Angloinfo the Global Expat Network Zurich. Accessed 16 August 2011. <http://zurich.angloinfo.com>||Zurich - Switzerland&#8217;s Economic Metropolis . Department of the Major. Accessed 18 August 2011. http://www.stadt-zuerich.ch/prd/en/|Air Pollution Data by Country and City, (1999). World Bank. Accessed on 16 August 2011. http://www.worldbank.org/|European Green City Index-Assessing the Environmental Impact of Europe’s Major Cities. Siemens AG. Accessed 16 August 2011. http://www.siemens.com/|European Green City Index-Assessing the Environmental Impact of Europe’s Major Cities. Siemens AG. Accessed 16 August 2011. http://www.siemens.com/|PubliBike: About Us. PubliBike Website. Accessed 25 August 2011. http://www.publibike.ch|";