Learn about Earth's biodiversity and natural resources. Plus: Explore national parks and state wilderness areas.
British adventurer David de Rothschild is sailing from California to Australia on a boat made of 20,000 recycled bottles.
Understand the balancing act between conservationists trying to save the endangered Mexican wolf and ranchers who say the animals are destroying their cattle.
Watch video: A tiny beetle threatens the existence of Whitebark pine forests.
The pilots of US Airways Flight 1549 performed the first water landing of a large jet with zero fatalities after a flock of geese take out the engines.
Video: Chuck talks about being a tree farmer.
Ambitious geo-engineers are on-route to dumping tons of iron filings into the ocean to boost plankton growth. Is that a good thing?
A freshwater lake the size of the state of West Virginia has practically disappeared. The lessons that the Aral Sea may hold for U.S. waterways.
More than 25 percent of wild mammals are now going extinct. Here are five things you can do to help.
Coyotes in the Bronx, deer near the Capitol, mountain lions by the pool — wildlife returns to check out the old neighborhood.
After years of upgrading the size of our homes, 2009 will be the start of going small- in some cases VERY small.
Pelicans are turning up sick and dying in California and the cause has yet to be discovered.
How toxic chemicals are turning male frogs into females.
Do we really need to get a new cell phone every six months? Do we need a new iPod every year?
Fashionista Karl Lagerfeld said that if we don't kill furry animals, they will kill us.
Eco-entrepreneur on politics, energy and Earth's resources.
Russell blogs about the day's top science and eco-news.