BBC Climate Game

Check your Carbon Footprint- simple version

Check your Carbon Footprint - complex version

Check your Carbon Footprint - detailed from EPA

Write a representative, How Bills are made

EPA

Yahoo Directory of Environmental Groups

Union Of Concerned Scientists

World Resources Institute
A search engine for information about Earth's environment and resources and Earth's capacity to support life

InfoNation: Choose Countries
This database allows you to view and compare the most up-to-date statistical data for member states of the United Nations

Green Nature.com:  lots of information on a variety of subjects

Environmental News Network

"Earth's Biggest Env. Search Engine"

Biomes

Pollution Calculators

Energy use/efficiency activity

Cleveland's Earthday Coalition

Envrionmental Education Lake Cty OSU ext

Green Schools

Think Earth.org

EcoMall: guide to green products

The GreenGuide

Plant/Animal Identificaton