As Harrison Ford asks, "Do you want to help?" Protecting an acre of tropical forest is one of the quickest and most cost-effective ways to help mitigate climate change.

As world leaders convene in Copenhagen for the global climate conference, Former Vice President Al Gore has been making the interview rounds pushing back on "ClimateGate" and promoting his new book , Our Choice: A Plan to Solve the Climate Crisis

A former vice president and a former vice presidential nominee are engaged in a public battle over climate change, a tiff sparked by Sarah Palin's op-ed in Wednesday's Washington Post and furthered by Al Gore's rebuttal on MSNBC.

The idea of sustainable development grew from numerous environmental movements in earlier decades. Summits such as the Earth Summit in Rio, Brazil, 1992, were major international meetings to bring sustainable development to the mainstream...

"Glass Walls" goes deeper into the meat and dairy industries than any video we have produced before. The video contains real-life footage of cows, chickens, sheep and other animals who are abused on factory farms across Europe and around the world -

When it comes to global warming, you've probably already read about all the negatives, but there's some good news out there, too. That's because solving global warming brings with it both environmental and economic positives. For proof, just take a look a

The Environmental Protection Agency took a major step Monday toward regulating greenhouses gases, concluding that climate changing pollution threatens the public health and the environment. The announcement came as the Obama administration looked to bo

President Barack Obama will meet with former Vice President Al Gore in the Oval Office late this afternoon, the White House announcedAccording to guidance distributed to reporters, the meeting comes ahead of Obama's "Wednesday meeting with business and en

What's at Stake in Copenhagen COPENHAGEN: Diary Entry #1 40,548 Reasons Why We May Not Get a Climate Agreement That Works in Copenhagen Americans May Be Among First Climate Refugees Will Copenhagen be Enough?

Most people worldwide believe climate change is a very serious problem that their governments must tackle, a poll said Monday, as the landmark Copenhagen summit on the issue was set to get under way.