Friends Committee on Natural Legislation
Good for general info on the environment and activities for 18-25 year age group

National Institute of Environmental Health Sciences
Children's site features extensive information with games, stories, puzzles, jokes and activities for youngsters.

American Solar Energy Society
A non-profit organization dedicated to the development and adoption of renewable energy in all its forms

National Council of Churches EcoJustice
Good resource information with suggestions for action from an ecumenical church source

National Resources Defense Council
Reliable and informative site with suggestions for active support of legislative matters

U.S. Department of Energy - Energy Efficiency Site

Solar Energy Technologies Program
The U.S. Department of Energy's Solar Energy Technologies Program conducts research and development in three major technology areas: concentrating solar power; solar electricity, also known as photovoltaics or PV; and solar heating and lighting. Whether you are a consumer, an educator, a student, a prospective R&D partner, or just curious, these pages can help you learn more about solar energy technologies.

GreenFacts.org

Union of Concerned Scientist

Understanding the Global Carbon Cycle

How Stuff Works

USGS Fact Sheet 2005-3019 (March 2005)
Changes in Streamflow Timing in New England During the 20th Century