To provide data on the extent of croplands for research on human-environment interactions.

To provide data on the extent of pasturelands for research on human-environment interactions.

To provide information on global land use for research on human-environment interactions.

To identify remaining natural vegetation types in Central America.

To provide phosphorus in manure production data that can be used in socioeconomic and ecological modeling and to explore anthropogenic activities on ecosystems.

To provide nitrogen in manure production data that can be used in socioeconomic and ecological modeling and to explore anthropogenic activities on ecosystems.

To provide phosphorus fertilizer application data that can be used in socioeconomic and ecological modeling and to explore anthropogenic activities on ecosystems.

To provide nitrogen fertilizer application data that can be used in socioeconomic and ecological modeling and to explore anthropogenic activities on ecosystems.

To provide an updated map of wild areas in Interrupted Goode Homosoline Projection which can be used for wildlife conservation planning, natural resource management, and research on human-environment interactions.

To provide an updated map of anthropogenic impacts on the environment in geographic projection which can be used in wildlife conservation planning, natural resource management, and research on human-environment interactions.

To provide an updated 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 an updated map of wild areas in geographic projection which can be used in wildlife conservation planning, natural resource management, and research on human-environment interactions.

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

To provide an updated map of anthropogenic impacts on the environment in geographic projection which can be used in wildlife conservation planning, natural resource management, and research on human-environment interactions.

To serve a wide user community by providing composite Landsat images and raw data for urban areas that can be used in interdisciplinary studies of remote sensing and the environment.

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

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

To provide a database of public China maps, searchable by location, scale, content, publisher, and publication date.

To provide search and retrieval of texts of multilateral environmental agreements (MEAs)

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.