To provide a time series of raster data on population projected to the year 2015 to facilitate data integration.

To provide tabular data on environmental conditions (elevations, climate, coastal) in which people reside.

To provide tabular data to researchers without GIS capabilities who need data on population and land area by country across a range of physical characteristics. These include measures such as the number of persons living within coastal zones, the percent of a region within specific elevation strata, or the number of persons living within different climate zones.

To provide data on country-level population and downscaled projections based on the SRES B2 marker scenario.

To provide data on country-level population and downscaled projections based on the SRES A1, B1, and A2 marker scenarios.

To provide a gridded data on country-level population and downscaled projections based on the SRES B2 marker scenario.

To provide county and state boundary data for the U.S.

To provide demographic data for the U.S.

To provide access to demographic data for the U.S.

To provide population and housing data for the U.S.

To provide access to demographic data for the U.S.

To provide an authoritative boundary layer for the geographies associated with the Public Use Micro Sample (PUMS) data files.

To provide population and housing data for the U.S.

To provide population and housing data for the U.S.

To provide migration data at the county and state levels for the U.S.

To provide street intersection data for each county in the U.S.

To provide tabular data on environmental conditions (elevations, climate, coastal) in which people reside.

To make the acquisition, comparison and analysis of sustainability indicators easier by compiling them in a single database, incorporating multiple country codes, and condensing the indicator descriptions into short methodological summaries in an accompanying data dictionary.

To provide information on China's population and agricultural economy from the 1990 census, and geocoded 1990 China county boundary GIS data at 1:1M.

To provide raster based GIS coverage of Mexican population for data integration.