To provide populated place (point) data with consistent population estimates.

To permit cartographic display of countries and territories that exactly match the GRUMPv1 population surfaces

To permit cartographic display of coastlines that exactly match the GRUMPv1 population surfaces.

To provide attribute and boundary data for Mexico for conducting assessments of human interactions with the environment.

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 county and state boundary 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 an urban place GIS coverage of Mexico.