To provide a time series of raster data on population to facilitate data integration.

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

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

To provide a raster representation of nation-states in GPWv3 for use in aggregating population data.

To provide a time series of raster data on population density to facilitate data integration.

To provide a quantitative measure of the input resolution of administrative units used for GPWv3.

To provide gridded demographic data, including characteristics of income, poverty, education, and housing age, for Alabama, Louisiana and Mississippi.

To provide gridded demographic data, including characteristics of age, race, ethnicity, and housing, for metropolitan statistical areas at a finer resolution than is available in the 30 arc-second grids used for the United States as a whole.

To provide gridded demographic data, including characteristics of income, poverty, education, and housing age, for New Orleans.

To provide gridded demographic data, including characteristics of age, race, ethnicity, and housing, for metropolitan statistical areas at a finer resolution than is available in the 30 arc-second grids used for the United States as a whole.

To provide gridded demographic data, including characteristics of age, race, ethnicity, and housing, for Alabama, Louisiana, Mississippi and Texas.

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

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

To assist in understanding human impacts on the environment, and especially impacts on biodiversity and ecosystem services.

To be utilized in conjunction with a data set of human appropriation of net primary productivity (HANPP) in order to understand global energy flows and localized impacts on the environment.

To identify spatial variations in the amount of NPP consumption relative to local production in a way that highlight humanity's growing impact on the biosphere.

To provide a map of anthropogenic impacts on the environment in geographic projection which can be used in modeling efforts, wildlife conservation planning, natural resource management, policy-making, biodiversity studies and human-environment interactions.

To provide a map of anthropogenic impacts on the environment in the Interrupted Goode Homosoline Projection which can be used in wildlife conservation planning, natural resource management, and research on human-environment interactions.

To provide gridded emissions data that can be used in interdisciplinary studies of the environment.

To identify remaining natural vegetation types in Central America.