- Environmental Studies at Lawrence University.
- National Library for the Environment
- Environmental Professional's Page; includes access to federal government agencies with environmental connections and environmental legislation.
- The Best Environmental Resources Directory; an extensive list of environmental directories and Internet sites arranged by subject.
- Envirolink; the online environmental community.
- EcoNet; a searchable directory of environmental issues from the Institute for Global Communications.
- E-Tip; an annotated guide to technical environmental information.
- The Electronic Green Journal from the University of Idaho.
- Environmental News Sources
- Air Pollution: U.S. EPA office of Air and Radiation.
- EPA Office of Water Offers information on national water programs and water quality.
- National Center for Atmospheric Research
- Universities Council on Water Resources
- Water Online
- Water Resources of the United States Covers United States Geological Survey materials related to water, water use, surface water, ground water, and water quality.
- Eco Mall; searches hundreds of sites offering green companies and products.
- National Center for Environmental Economics NCEE. Contains reports on economic costs and the benefits of environmental controls. From the U.S. EPA [Environmental Protection Agency].
- Trade and the Environment Database (TED); searchable database on cases relating to trade and the environment.
- Critical Mass Energy Project
- CREST: Center for Renewable Energy and Sustainable Technology.
- World Energy Efficiency Association (WEEA)
- Environmental Ethics; a gateway to environmental ethics information provided by the Center for Environmental Philosophy.
- Biosphere 2; take a "cybertour" of Columbia University's Arizona research facility. Lawrence University is a partner institution.
- Green Net; a United Kingdom based site with developing country emphasis.
