EPA Acid Rain Program	Environmental Effects of Acid Rain
Acid Rain-A Student's First Sourcebook	Effects of Acid Rain on Forests
Newton's Apple - Acid Rain	Climate Change and Acid Rain
What is Acid Rain?	Saving the Pyramids
Effects on Human Health	Cost and Benefits of Reducing Acid Rain

Virginia Department of Environmental Quality	Clean Air and Wood Burning
Why Should You Be Concerned About Air Pollution?	Clean Air Project Summaries
Features of the 1990 Clean Air Act	Air Quality Information
Cleaner Cars and Trucks	Air Quality Data
Clean Air Issues of the 105th Congress	Maps

Should the Clean Air Act of 1990 be repealed? (Webquest)

Alex's Earth Patrol	Live From the Rainforest
Amazon Interactive	What is a Rainforest?
How rainy is the Rainforest?	The Temperate Rainforest
Animals of the Rainforest	The Tropical Rainforest
Help Save the Rainforest-An Internet Treasure Hunt	Sites Alive 1999
Animals of the Rainforest	Children of the Amazon

Tropical Travelers to the Rainforest (Webquest)

Is the Climate Changing?	Global Warming
What are Greenhouse Gases?	Global Warming Games
Enhanced Greenhouse Effect	Global Warming is Hot Stuff!
Common Questions About Climate Change	What is Smog?
Global Warming-Focus on the Future	What is the Function of the Greenhouse Effect?

The Recycle Cycle Fun Book	Virtual Recycling
Trash Trivia	Art and Recycled Materials
Recycling Survey	Paper or Plastic?
Word Match	Paper or Plastic Webquest
Recycling Word Search	Recycle City
Muncher, The Recycling Machine	What is Recycling?

To Recycle or Not To Recycle (Webquest)

Environmental Issues Webquest