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Effects felt through the food chain.
What's happening to our trees?
Losing Earth's protective layer.
Harming our atmosphere.
Man's poisonous byproducts.
Almost all of the 300 large glaciers worldwide are shrinking, according to a study published in the October 2006 issue of Geophysical Research Letters.
Learn how our appetite may be destroying entire species of fish, shrimp, mollusks, marine turtles, and more, in this eye-opening gallery on overfishing.
It's one thing to know that excessive carbon emissions are bad. It's another thing to understand why. Get a hands-on tutorial of the inner workings of the greenhouse effect.
See our effect on air, land, water, and wildlife.
Take a photographic journey through Montana and enter to win a trip!
Find out who takes home the Grand Prize!
Help take care of the environment with our new collection of green books!
Help conserve the world's natural resources.
Play games, watch videos, and much more in this just-for-kids site.