McNair Achievement Program

The United States Environmental Protection Agency  www.epa.gov

Environmental Organization Web Directory: www.webdirectory.com

The Environmental Resources Information Network: www.tap.org/erin

WorldWatch Home Page: www.worldwatch.org

Zero Population Growth: www.zpg.org

Greenpeace International Home Page: www.greenpeace.org

Friends of the Earth: www.foe.org

Sierra Club: www.sierraclub.org

The Earth Times: earthtimes.org

PRAXIS Resources for Social and Economic Development: caster.ssw.upenn.edu/~restes/praxis.html

World Resources Institute:  www.wri.org