Every spring, get ready for Earth Day with a visit to the official Web site of the Earth Day Network Web site, "an alliance of 5,000 groups in 184 countries working to promote a healthy environment and a peaceful, just,...

Created by the National Aeronautics and Space Administration (NASA), the purpose of this site is to provide a place where the public can obtain new satellite imagery and scientific information about our home planet. The...

This radio broadcast features an expert in the study of the Arctic climate who has analyzed more than 20 years of satellite images that show the steady shrinking of the reflective ice cover of the Arctic Ocean. He points...

How do climatologists and others model climate change? It's a good question, and one that students of the physical sciences and members of the general public will find interesting. This particular educational activity is...

Extensive website discussing all aspects of global warming. Discover what global warming is, what the greenhouse gases are and how much we emit, what the potential future impacts are, and what is being done to correct...