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Gridded Population of the World, Version 3

To serve a wide user community by providing the latest data on human population distribution that can be used in interdisciplinary studies of the environment.

Global Distribution of Poverty

To enhance current understanding of the global distribution of poverty and the geographic and biophysical conditions of where the poor live.

Last of the Wild, Version 2

To systematically map and measure the human influence on the Earth's land surface today.

Featured Uses More Featured Uses...

Satellite image of a particularly valuable perspective on PM2

Another Way to Look at an Air Quality Problem

State of the Planet – March 7, 2012

Satellite data offer a particularly valuable perspective on PM2—small particles deriving mostly from burning fossil fuels and biomass, which can harm human health—because ground instruments may be una... read more

Bangkok, Thailand - November 4, 2011: Man with his family and dogs overlooking flooded street of Bangkok. Unusual heavy rains in July 2011 combined with high tides of the sea triggered massive flooding in Thailand. Approximately one third of all provinces are affected.

World Resources Report: Decision Making in a Changing Climate

World Resources Institute – November 18, 2011

The widely distributed 2010-2011 World Resources Report: Decision Making in a Changing Climate includes coastal population estimates from SEDAC′s Population Landscape and Climate Estimates (PLACE) dat... read more

We are Seven Billion

Nature Climate Change – October 3, 2011

A Nature Climate Change article focuses on the milestone of world population passing the seven billion mark and the implications for climate change mitigation and adaptation. Maps featuring SEDAC’s ... read more

Proximity to nuclear power plants, featured on Nature News web site

Populations in Proximity to Nuclear Power Plants

Nature News – April 21, 2011

An embedded Google Earth client in an article in Nature News shows the population count living within 75 kilometers of each of the world′s nuclear power plants. Population increases with circle size ... read more

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Featured Data Sets More Data Sets...

Population Density Grid, v 1 (1990, 1995, 2000)

Global Rural-Urban Mapping Project (GRUMP), v 1

To provide a time series of raster population density data for data integration.

Dams, v 1.01 (2011)

Global Reservoir and Dam (GRanD), v 1

To provide a geographically explicit and reliable database of dams for the scientific community.

SEDAC

Hosted by CIESIN at The Earth Institute of Columbia University

NASA