History

Greenhouse Effect 

Greenhouse Gases

Current Situation 

Future

Links 

• Abrahamson, Dean Edwin,  The Challenge of Global Warming (Washington, D.C. : Island Press) 1989
• Environmental Protection Agency.  Climate, Emissions, Impacts, Actions. http:// www.epa.gov/globalwarming/ (May, 2001)
• National Oceanic and Atmospheric Administration. Global Warming. http://www.ncdc.noaa/ol/climate/globalwarming.html
• Turkekain, Karl K. Global Environmental Change : Past, Present, and Future (Upper Saddle River, NJ : Prentice Hall) 1996.
• World Resources Institute. Greenhouse Warming. Environmental Almanac. 1992, New York : 313-322
• Wyman, Richard. L., Global Climatic Change and Life on Earth (New York : Routledge, Chapman and Hall) 1991