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

It's one of the largest petitions in history--and the biggest climate-related petition ever delivered. Organized by the TckTckTck campaign, 10 million people called for leaders to sign a fair, ambitious, and legally binding climate treaty at the 15th Unite

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?

U.N. talks billed as a "turning point" in a bid to slow global warming open on Monday seeking to agree curbs on greenhouse gas emissions and raise billions of dollars for the poor in aid and clean technology.

The world is entering talks on a new climate pact with unprecedented unity and leaders must seize the moment to create a turning point in the battle against global warming, the U.N.'s top climate official said Sunday

Join the Climate Change Movement and make your voice heard in Copenhagen. World leaders are meeting from December 7-18th, to discuss one unifying issue - Climate Change. Find out 3 ways you can send world leaders a message on climate change, NOW!

Thousands of people calling for a deal on climate change at next week's United Nations conference in Copenhagen marched through central London on Saturday, encircling the Houses of Parliament in a human wave of blue-clad demonstrators.

In a special photo project, msnbc.com looks at current and potential impacts of climate change.

An investment of $8 a year spent on contraceptives would reduce rapidly accelerating carbon emissions by 10 tons--the equivalent of a flight from London to Sydney, the organization states. And, according to The Guardian, it would take an investment...

Just before Thanksgiving a new study shows that Americans are throwing away more food than ever. Since 1974 the amount of food Americans water per capita has risen by approximately 50 percent, according to a new study