These websites provide information on environmental sustainability:
EarthTrends
A comprehensive online database of information regarding the
environmental, social, and economic trends that shape our world
RealClimate:
Start Here
A commentary site on climate science by working climate scientists
for the interested public and journalists
Sustainability: Water & Ecosystems Services
Information from the U.S. Environmental Protection Agency
United Nations Environment Programme
The world's foremost intergovernmental environmental organization
El Cajon,
California
92019
