To provide the ATSDR polygon data set of hazardous waste sites in the United States, Puerto Rico, and other territories which can be used to identify nearby populations and assess their potential risk.

To provide quantitative metrics for evaluating a country's environmental performance in different policy categories relative to clearly defined targets.

To provide a gridded version of existing SeaWiFS data in GIS-compatible formats in order to determine concentrations of chlorophyll-a in the coastal water column and to facilitate the integration with other data.

To provide tabular data on the trends of chlorophyll-a concentration on a pixel by pixel basis for identifying areas with improving, declining, and stable coastal water quality that can provide guidance for decision making in the context of coastal management.

To provide an assessment of potential climate change impacts on world crop production.

To provide data that can assist in the extraction and analysis of chlorophyll-a concentration and trends from global grids.

To provide quantitative metrics for evaluating a country's environmental performance in different policy categories relative to clearly defined targets.

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 preserve access to the original population data used by the Millennium Ecosystem Assessment (MA) and other related research.

To provide high spatial resolution subnational estimates of unsatisfied basic needs for use by a wide community for interdisciplinary studies of poverty, inequality and the environment.

To provide high spatial resolution subnational estimates of poverty and inequality for use by a wide user community for interdisciplinary studies of poverty, inequality and the environment.

To provide a global subnational map of the prevalence of underweight children that can be used by a wide user community in interdisciplinary studies of health, poverty and the environment.

To provide high spatial resolution subnational estimates of poverty and food security for use by a wide community for interdisciplinary studies of poverty, food security and the environment.

To provide a global subnational map of infant mortality rate estimates that can be used by a wide user community in interdisciplinary studies of health, poverty and the environment.

To create a comparative index of national-level environmental sustainability and to provide a mechanism for making environmental management more quantitative, empirically grounded and systematic.

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

To provide a comparative index of national-level environmental sustainability covering a number of sustainability dimensions.

To provide descriptive information on health care institutions in China between 1950 and 1985.