Environment Stats: compare key data on Japan & Puerto Rico
Definitions
- Biodiversity > Mammal species, threatened: Mammal species, threatened. Mammal species are mammals excluding whales and porpoises. Threatened species are the number of species classified by the IUCN as endangered, vulnerable, rare, indeterminate, out of danger, or insufficiently known.
- CO2 emissions > Kt: Carbon dioxide emissions are those stemming from the burning of fossil fuels and the manufacture of cement. They include carbon dioxide produced during consumption of solid, liquid, and gas fuels and gas flaring.
- Current issues: This entry lists the most pressing and important environmental problems. The following terms and abbreviations are used throughout the entry:
- Endangered species > Mammal species > Number: Mammal species are mammals excluding whales and porpoises. Threatened species are the number of species classified by the IUCN as endangered, vulnerable, rare, indeterminate, out of danger, or insufficiently known."
- Forest area > Sq. km > Per capita: Forest area is land under natural or planted stands of trees, whether productive or not. Per capita figures expressed per 1,000 population.
- Pollution perceptions > Air pollution: Air Pollution. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "How satisfied are you with the quality of air in this city?". The higher the value, the more survey respondents believe it is high in their country.
- Pollution perceptions > Air quality: Air quality. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "How satisfied are you with the quality of air in this city?". The higher the value, the more survey respondents believe it is high in their country.
- Pollution perceptions > Clean water: Water Quality. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "Are you concerned with the water pollution in this city?". The higher the value, the more survey respondents believe it is high in their country.
- Pollution perceptions > Drinking water pollution: Drinking Water Pollution and Inaccessibility. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "How do you find quality and the accessibility of drinking water?". The higher the value, the more survey respondents believe it is high in their country.
- Pollution perceptions > Drinking water quality: Drinking Water Quality and Accessibility. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "How do you find quality and the accessibility of drinking water?". The higher the value, the more survey respondents believe it is high in their country.
- Pollution perceptions > Noise and light pollution: Noise and Light Pollution. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "How concerned are you with noise pollution and light during the night in this city?". The higher the value, the more survey respondents believe it is high in their country.
- Pollution perceptions > Pollution index: Pollution Index is an estimation of the overall pollution in the city. The biggest weight is given to air pollution, than to water pollution/accessibility, two main pollution factors. Small weight is given to other pollution types.
- Pollution perceptions > Water pollution: Water Pollution. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "Are you concerned with the water pollution in this city?". The higher the value, the more survey respondents believe it is high in their country.
- Proportion of land area under protection: Terrestrial areas protected to total surface area, percentage.
- Transport CO2 emission index: CO2 Emission Index is an estimation of CO2 consumption due to traffic time. Measurement unit is grams for the return trip. To calculate an average estimation of emission in grams for one way commute to work, divide this value with 2.
- Water > Drinking water > Population with improved drinking water sources > Urban and rural: Proportion of the population using improved drinking water sources, total.
- Biodiversity > Bird species, threatened: Bird species, threatened. Birds are listed for countries included within their breeding or wintering ranges. Threatened species are the number of species classified by the IUCN as endangered, vulnerable, rare, indeterminate, out of danger, or insufficiently known.
- CO2 emissions > Kt per 1000: Carbon dioxide emissions are those stemming from the burning of fossil fuels and the manufacture of cement. They include carbon dioxide produced during consumption of solid, liquid, and gas fuels and gas flaring. Figures expressed per thousand population for the same year.
- Endangered species > Bird species: Birds are listed for countries included within their breeding or wintering ranges. Threatened species are the number of species classified by the IUCN as endangered, vulnerable, rare, indeterminate, out of danger, or insufficiently known."
- Biodiversity > Fish species, threatened: Fish species, threatened. Fish species are based on Froese, R. and Pauly, D. (eds). 2008. Threatened species are the number of species classified by the IUCN as endangered, vulnerable, rare, indeterminate, out of danger, or insufficiently known.
- CO2 emissions > Kt > Per capita: Carbon dioxide emissions are those stemming from the burning of fossil fuels and the manufacture of cement. They include carbon dioxide produced during consumption of solid, liquid, and gas fuels and gas flaring. Per capita figures expressed per 1,000 population.
- Endangered species > Fish species > Number: Fish species are based on Froese, R. and Pauly, D. (eds). 2008. Threatened species are the number of species classified by the IUCN as endangered, vulnerable, rare, indeterminate, out of danger, or insufficiently known."
- Pollution perceptions > Waste management dissatisfaction: Dissatisfaction with Garbage Disposal. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "How satisfied are you with a garbage disposal in the city?". The higher the value, the more survey respondents believe it is high in their country.
- Water > Percent of water resources used: Proportion of total water resources used, percentage.
- Endangered species > Higher plant species > Number: Higher plants are native vascular plant species. Threatened species are the number of species classified by the IUCN as endangered, vulnerable, rare, indeterminate, out of danger, or insufficiently known."
- Forest area > Sq. km: Forest area is land under natural or planted stands of trees, whether productive or not.
- Sanitation > Population with improved sanitation > Urban and rural: Proportion of the population using improved sanitation facilities, total.
- Pollution perceptions > Clean, tidy cities: Clean and Tidy. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "Do you find city clean and tidy?". The higher the value, the more survey respondents believe it is high in their country.
- Water > Drinking water > Population with improved drinking water sources > Rural: Proportion of the population using improved drinking water sources, rural.
- Biodiversity > Plant species > Higher, threatened: Plant species (higher), threatened. Higher plants are native vascular plant species. Threatened species are the number of species classified by the IUCN as endangered, vulnerable, rare, indeterminate, out of danger, or insufficiently known.
- Biodiversity > Number: GEF benefits index for biodiversity is a composite index of relative biodiversity potential for each country based on the species represented in each country, their threat status, and the diversity of habitat types in each country. The index has been normalized so that values run from 0 (no biodiversity potential) to 100 (maximum biodiversity potential)."
- Pollution perceptions > Urban comfort > Low pollution: Comfortable to Spend Time in the City. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "Are you feeling comfortable to spend time in the city because of the pollution?". The higher the value, the more survey respondents believe it is high in their country.
- Pollution perceptions > Dirty, untidy cities: Dirty and Untidy. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "Do you find city clean and tidy?". The higher the value, the more survey respondents believe it is high in their country.
- Biodiversity > GEF benefits index for biodiversity > 0 = no biodiversity potential to 100 = maximum: GEF benefits index for biodiversity (0 = no biodiversity potential to 100 = maximum). GEF benefits index for biodiversity is a composite index of relative biodiversity potential for each country based on the species represented in each country, their threat status, and the diversity of habitat types in each country. The index has been normalized so that values run from 0 (no biodiversity potential) to 100 (maximum biodiversity potential).
- Pollution perceptions > Free of noise and light pollution: Quiet and No Problem with Night Lights. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "How concerned are you with noise pollution and light during the night in this city?". The higher the value, the more survey respondents believe it is high in their country.
- Freshwater > Renewable internal freshwater resources > Total > Billion cubic meters: Renewable internal freshwater resources flows refer to internal renewable resources (internal river flows and groundwater from rainfall) in the country.
- Freshwater > Renewable internal freshwater resources per capita > Cubic meters: Renewable internal freshwater resources flows refer to internal renewable resources (internal river flows and groundwater from rainfall) in the country. Renewable internal freshwater resources per capita are calculated using the World Bank's population estimates.
- Pollution > PM10, country level > Micrograms per cubic meter: PM10, country level (micrograms per cubic meter). Particulate matter concentrations refer to fine suspended particulates less than 10 microns in diameter (PM10) that are capable of penetrating deep into the respiratory tract and causing significant health damage. Data for countries and aggregates for regions and income groups are urban-population weighted PM10 levels in residential areas of cities with more than 100,000 residents. The estimates represent the average annual exposure level of the average urban resident to outdoor particulate matter. The state of a country's technology and pollution controls is an important determinant of particulate matter concentrations.
- Biodiversity and protected areas > Terrestrial protected areas > Number: Terrestrial protected areas are those officially documented by national authorities.
- CO2 emissions > Kg per 2000 PPP $ of GDP: Carbon dioxide emissions are those stemming from the burning of fossil fuels and the manufacture of cement. They include carbon dioxide produced during consumption of solid, liquid, and gas fuels and gas flaring.
- Proportion of land and marine area under protection: Terrestrial and marine areas protected to total territorial area, percentage.
- Pollution perceptions > Urban discomfort from pollution: Dissatisfaction to Spend Time in the City. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "Are you feeling comfortable to spend time in the city because of the pollution?". The higher the value, the more survey respondents believe it is high in their country.
- Biodiversity > GEF benefits index for biodiversity > 0 = no biodiversity potential to 100 = maximum per million: GEF benefits index for biodiversity (0 = no biodiversity potential to 100 = maximum). GEF benefits index for biodiversity is a composite index of relative biodiversity potential for each country based on the species represented in each country, their threat status, and the diversity of habitat types in each country. The index has been normalized so that values run from 0 (no biodiversity potential) to 100 (maximum biodiversity potential). Figures expressed per million population for the same year.
- Sanitation > Population with improved sanitation > Rural: Proportion of the population using improved sanitation facilities, rural.
- Water > Drinking water > Population with improved drinking water sources > Urban: Proportion of the population using improved drinking water sources, urban.
- Pollution perceptions > Waste management satisfaction: Garbage Disposal Satisfaction. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "How satisfied are you with a garbage disposal in the city?". The higher the value, the more survey respondents believe it is high in their country.
- Forest area > Sq. km per 1000: Forest area is land under natural or planted stands of trees, whether productive or not. Figures expressed per thousand population for the same year.
- Pollution > Carbon dioxide 1999: 1999 total CO2 emissions from fossil-fuel burning, cement production, and gas flaring. Emissions are expressed in thousand metric tons of carbon (not CO2).
- Biodiversity and protected areas > Marine protected areas > Number: Marine protected areas are areas of intertidal or subtidal terrain--and overlying water and associated flora and fauna and historical and cultural features--that have been reserved by law or other effective means to protect part or all of the enclosed environment.
- Sanitation > Population with improved sanitation > Urban: Proportion of the population using improved sanitation facilities, urban.
- Adjusted savings > Adjusted savings > Consumption of fixed capital > Current US$: Consumption of fixed capital represents the replacement value of capital used up in the process of production.
- Water > Proportion of marine area under protection: Marine areas protected to territorial waters, percentage.
- Pollution > Carbon dioxide 1999 per 1000: 1999 total CO2 emissions from fossil-fuel burning, cement production, and gas flaring. Emissions are expressed in thousand metric tons of carbon (not CO2). Figures expressed per thousand population for the same year.
- Emissions > PM10 > Country level > Micrograms per cubic meter: Particulate matter concentrations refer to fine suspended particulates less than 10 microns in diameter (PM10) that are capable of penetrating deep into the respiratory tract and causing significant health damage. Data for countries and aggregates for regions and income groups are urban-population weighted PM10 levels in residential areas of cities with more than 100,000 residents. The estimates represent the average annual exposure level of the average urban resident to outdoor particulate matter. The state of a country's technology and pollution controls is an important determinant of particulate matter concentrations."
- Adjusted savings > Adjusted savings > Energy depletion > % of GNI: Energy depletion is equal to the product of unit resource rents and the physical quantities of energy extracted. It covers crude oil, natural gas, and coal."
- Adjusted savings > Adjusted savings > Consumption of fixed capital > % of GNI: Consumption of fixed capital represents the replacement value of capital used up in the process of production.
- Water pollution > Clay and glass industry > % of total BOD emissions: Industry shares of emissions of organic water pollutants refer to emissions from manufacturing activities as defined by two-digit divisions of the International Standard Industrial Classification (ISIC), revision 2: stone, ceramics, and glass (36). Emissions of organic water pollutants are measured by biochemical oxygen demand, which refers to the amount of oxygen that bacteria in water will consume in breaking down waste. This is a standard water-treatment test for the presence of organic pollutants.
- Adjusted savings > Adjusted savings > Mineral depletion > Current US$: Mineral depletion is equal to the product of unit resource rents and the physical quantities of minerals extracted. It refers to bauxite, copper, iron, lead, nickel, phosphate, tin, zinc, gold, and silver."
- Water > Drinking water > Population with improved sanitation > Rural: Proportion of the population using improved sanitation facilities, rural.
- Water pollution > Metal industry > % of total BOD emissions: Industry shares of emissions of organic water pollutants refer to emissions from manufacturing activities as defined by two-digit divisions of the International Standard Industrial Classification (ISIC), revision 2: primary metals (ISIC division 37). Emissions of organic water pollutants are measured by biochemical oxygen demand, which refers to the amount of oxygen that bacteria in water will consume in breaking down waste. This is a standard water-treatment test for the presence of organic pollutants.
- Water pollution > Food industry > % of total BOD emissions: Industry shares of emissions of organic water pollutants refer to emissions from manufacturing activities as defined by two-digit divisions of the International Standard Industrial Classification (ISIC), revision 2: food and beverages (31). Emissions of organic water pollutants are measured by biochemical oxygen demand, which refers to the amount of oxygen that bacteria in water will consume in breaking down waste. This is a standard water-treatment test for the presence of organic pollutants.
- Pollution perceptions > Green space and parks dissatisfaction: Dissatisfaction with Green and Parks in the City. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "How satisfied are you with green and parks in the city?". The higher the value, the more survey respondents believe it is high in their country.
- Water pollution > Chemical industry > % of total BOD emissions: Industry shares of emissions of organic water pollutants refer to emissions from manufacturing activities as defined by two-digit divisions of the International Standard Industrial Classification (ISIC), revision 2: chemicals (35). Emissions of organic water pollutants are measured by biochemical oxygen demand, which refers to the amount of oxygen that bacteria in water will consume in breaking down waste. This is a standard water-treatment test for the presence of organic pollutants.
- Freshwater > Annual freshwater withdrawals > Agriculture > % of total freshwater withdrawal: Annual freshwater withdrawals refer to total water withdrawals, not counting evaporation losses from storage basins. Withdrawals also include water from desalination plants in countries where they are a significant source. Withdrawals can exceed 100 percent of total renewable resources where extraction from nonrenewable aquifers or desalination plants is considerable or where there is significant water reuse. Withdrawals for agriculture are total withdrawals for irrigation and livestock production. Data are for the most recent year available for 1987-2002."
- Adjusted savings > Adjusted savings > Energy depletion > Current US$: Energy depletion is equal to the product of unit resource rents and the physical quantities of energy extracted. It covers crude oil, natural gas, and coal."
- Freshwater > Annual freshwater withdrawals > Industry > % of total freshwater withdrawal: Annual freshwater withdrawals refer to total water withdrawals, not counting evaporation losses from storage basins. Withdrawals also include water from desalination plants in countries where they are a significant source. Withdrawals can exceed 100 percent of total renewable resources where extraction from nonrenewable aquifers or desalination plants is considerable or where there is significant water reuse. Withdrawals for industry are total withdrawals for direct industrial use (including withdrawals for cooling thermoelectric plants). Data are for the most recent year available for 1987-2002."
- Freshwater > Annual freshwater withdrawals > Domestic > % of total freshwater withdrawal: Annual freshwater withdrawals refer to total water withdrawals, not counting evaporation losses from storage basins. Withdrawals also include water from desalination plants in countries where they are a significant source. Withdrawals can exceed 100 percent of total renewable resources where extraction from nonrenewable aquifers or desalination plants is considerable or where there is significant water reuse. Withdrawals for domestic uses include drinking water, municipal use or supply, and use for public services, commercial establishments, and homes. Data are for the most recent year available for 1987-2002."
- PM10 > Country level > Micrograms per cubic meter: Particulate matter concentrations refer to fine suspended particulates less than 10 microns in diameter (PM10) that are capable of penetrating deep into the respiratory tract and causing significant health damage. Data for countries and aggregates for regions and income groups are urban-population weighted PM10 levels in residential areas of cities with more than 100,000 residents. The estimates represent the average annual exposure level of the average urban resident to outdoor particulate matter. The state of a countryÂ’s technology and pollution controls is an important determinant of particulate matter concentrations.
- Water pollution > Wood industry > % of total BOD emissions: Industry shares of emissions of organic water pollutants refer to emissions from manufacturing activities as defined by two-digit divisions of the International Standard Industrial Classification (ISIC), revision 2: wood (33). Emissions of organic water pollutants are measured by biochemical oxygen demand, which refers to the amount of oxygen that bacteria in water will consume in breaking down waste. This is a standard water-treatment test for the presence of organic pollutants.
- Water pollution > Other industry > % of total BOD emissions: Industry shares of emissions of organic water pollutants refer to emissions from manufacturing activities as defined by two-digit divisions of the International Standard Industrial Classification (ISIC), revision 2: other (38 and 39). Emissions of organic water pollutants are measured by biochemical oxygen demand, which refers to the amount of oxygen that bacteria in water will consume in breaking down waste. This is a standard water-treatment test for the presence of organic pollutants.
- Pollution perceptions > Green space and parks satisfaction: Quality of Green and Parks. Based on 0-50 contributions for Albania, Algeria, Argentina and 86 more countries and over 100 contributions for Australia, Canada, China and 9 more countries and 50-100 contributions for Brazil, Bulgaria, Greece and 12 more countries. The surveys were conducted by numbeo.com from January, 2011 to February, 2014. See this sample survey for the United States, respondents were asked "How satisfied are you with green and parks in the city?". The higher the value, the more survey respondents believe it is high in their country.
- Total natural resources rents > % of GDP: Total natural resources rents (% of GDP). Total natural resources rents are the sum of oil rents, natural gas rents, coal rents (hard and soft), mineral rents, and forest rents.
- Adjusted savings > Adjusted savings > Mineral depletion > % of GNI: Mineral depletion is equal to the product of unit resource rents and the physical quantities of minerals extracted. It refers to bauxite, copper, iron, lead, nickel, phosphate, tin, zinc, gold, and silver."
- Organic water pollutant > BOD emissions > Kg per day per worker: Emissions per worker are total emissions of organic water pollutants divided by the number of industrial workers. Organic water pollutants are measured by biochemical oxygen demand, which refers to the amount of oxygen that bacteria in water will consume in breaking down waste. This is a standard water-treatment test for the presence of organic pollutants.
- Adjusted savings > Adjusted savings > Carbon dioxide damage > % of GNI: Carbon dioxide damage is estimated to be $20 per ton of carbon (the unit damage in 1995 U.S. dollars) times the number of tons of carbon emitted.
- Water pollution > Paper and pulp industry > % of total BOD emissions: Industry shares of emissions of organic water pollutants refer to emissions from manufacturing activities as defined by two-digit divisions of the International Standard Industrial Classification (ISIC), revision 2: paper and pulp (34). Emissions of organic water pollutants are measured by biochemical oxygen demand, which refers to the amount of oxygen that bacteria in water will consume in breaking down waste. This is a standard water-treatment test for the presence of organic pollutants.
- Marine protected areas > % of territorial waters: Marine protected areas (% of territorial waters). Marine protected areas are areas of intertidal or subtidal terrain--and overlying water and associated flora and fauna and historical and cultural features--that have been reserved by law or other effective means to protect part or all of the enclosed environment.
- Adjusted savings > Carbon dioxide damage > % of GNI: Carbon dioxide damage is estimated to be $20 per ton of carbon (the unit damage in 1995 U.S. dollars) times the number of tons of carbon emitted.
- Water pollution > Textile industry > % of total BOD emissions: Industry shares of emissions of organic water pollutants refer to emissions from manufacturing activities as defined by two-digit divisions of the International Standard Industrial Classification (ISIC), revision 2: textiles (32). Emissions of organic water pollutants are measured by biochemical oxygen demand, which refers to the amount of oxygen that bacteria in water will consume in breaking down waste. This is a standard water-treatment test for the presence of organic pollutants.
- Biodiversity and protected areas > Marine protected areas > % of total surface area: Marine protected areas are areas of intertidal or subtidal terrain--and overlying water and associated flora and fauna and historical and cultural features--that have been reserved by law or other effective means to protect part or all of the enclosed environment.
- Biodiversity and protected areas > Terrestrial protected areas > % of total surface area: Terrestrial protected areas are those officially documented by national authorities.
- Forest area > % of land area: Forest area is land under natural or planted stands of trees, whether productive or not.
SOURCES: United Nations Environmental Program and the World Conservation Monitoring Centre; World Development Indicators database; CIA World Factbooks 18 December 2003 to 28 March 2011; United Nations Environmental Program and the World Conservation Monitoring Centre, and International Union for Conservation of Nature, Red List of Threatened Species.; pollution; United Nations Statistics Division. Source tables; traffic; United Nations Statistics Division. Source tables; United Nations Environmental Program and the World Conservation Monitoring Centre; World Development Indicators database. Population figures from World Bank: (1) United Nations Population Division. World Population Prospects, (2) United Nations Statistical Division. Population and Vital Statistics Report (various years), (3) Census reports and other statistical publications from national statistical offices, (4) Eurostat: Demographic Statistics, (5) Secretariat of the Pacific Community: Statistics and Demography Programme, and (6) U.S. Census Bureau: International Database.; Froese, R. and Pauly, D. (eds). 2008. FishBase database, www.fishbase.org.; Froese, R. and Pauly, D. (eds). 2008. FishBase. World Wide Web electronic publication. www.fishbase.org. version (07/2008). Accessed: 28 September 2008.; United Nations Statistics Division. Source tables; United Nations Statistics Division. Source tables; United Nations Statistics Division. Source tables; Kiran Dev Pandey, Piet Buys, Ken Chomitz, and David Wheeler's, ""Biodiversity Conservation Indicators: New Tools for Priority Setting at the Global Environment Facility"" (2006).; Kiran Dev Pandey, Piet Buys, Ken Chomitz, and David Wheeler's, "Biodiversity Conservation Indicators: New Tools for Priority Setting at the Global Environment Facility" (2006).; Food and Agriculture Organisation, AQUASTAT data.; World Bank, Development Research Group and Environment Department; United Nations Environmental Program and the World Conservation Monitoring Centre, as compiled by the World Resources Institute, based on data from national authorities, national legislation and international agreements.; United Nations Statistics Division. Source tables; Kiran Dev Pandey, Piet Buys, Ken Chomitz, and David Wheeler's, "Biodiversity Conservation Indicators: New Tools for Priority Setting at the Global Environment Facility" (2006). Population figures from World Bank: (1) United Nations Population Division. World Population Prospects, (2) United Nations Statistical Division. Population and Vital Statistics Report (various years), (3) Census reports and other statistical publications from national statistical offices, (4) Eurostat: Demographic Statistics, (5) Secretariat of the Pacific Community: Statistics and Demography Programme, and (6) U.S. Census Bureau: International Database.; United Nations Statistics Division. Source tables; United Nations Statistics Division. Source tables; Gregg Marland, Tom Boden, and Bob Andres, University of North Dakota, via net publication; United Nations Statistics Division. Source tables; World Bank staff estimates using data from the United Nations Statistics Division's National Accounts Statistics.; United Nations Statistics Division. Source tables; Gregg Marland, Tom Boden, and Bob Andres, University of North Dakota, via net publication. Population figures from World Bank: (1) United Nations Population Division. World Population Prospects, (2) United Nations Statistical Division. Population and Vital Statistics Report (various years), (3) Census reports and other statistical publications from national statistical offices, (4) Eurostat: Demographic Statistics, (5) Secretariat of the Pacific Community: Statistics and Demography Programme, and (6) U.S. Census Bureau: International Database.; Kiren Dev Pandey, David Wheeler, Bart Ostro, Uwe Deichmann, Kirk Hamilton, and Katherine Bolt. ""Ambient Particulate Matter Concentrations in Residential and Pollution Hotspot Areas of World Cities: New Estimates Based on the Global Model of Ambient Particulates (GMAPS),"" World Bank, Development Research Group and Environment Department (2006).; World Bank staff estimates based on sources and methods in Arundhati Kunte and others' ""Estimating National Wealth: Methodology and Results"" (1998).; United Nations Statistics Division Original html; The Changing Wealth of Nations: Measuring Sustainable Development in the New Millennium; World Bank staff estimates based on Samuel Fankhauser's ""Valuing Climate Change: The Economics of the Greenhouse"" (1995).
