Download the GeoNumbers database
Quantitative problem sets: Aimed at courses teaching environment energy and sustainability these questions make use of GeoNumbers to develop quantitative reasoning about whole systems.

Useful links:
*SEDAC - socioeconomic data and application center - Rich website with links to many Global environment and sustainability databases. See 'Data Resources' and 'Information Resources' tabs.

More details and future directions for GeoNumbers can be found at
We welcome all suggestions to improving GeoNumbers. Please send suggestions to