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

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

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

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

To preserve access to the original set of socioeconomic and natural resource scenarios used by the Millennium Ecosystem Assessment (MA) and other related research.

To provide data on changes in freshwater availability in order to better understand impacts on regional food supplies, human and ecosystem health, energy generation, and social unrest.

To provide a means of assessing the relative distribution and frequency of global flood hazard.

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

To provide a spatial surface of the total economic impacts of global drought hazard.

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

To provide a spatial surface of the proportional economic impacts of global drought hazard.

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

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

To provide a means of assessing global drought mortality risks and distribution.

To provide a spatial surface of the total economic impacts of global flood hazard.

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

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

To provide a spatial surface of the proportional economic impacts of global flood hazard.

To provide a means of assessing global flood mortality risks and distribution.