Once booed at international climate talks, the United States won sustained applause Sunday when President Barack Obama's envoy pledged to "make up for lost time" in reaching a global agreement on climate change. ...more

March 30, 2009

From an Antarctic research base to the Great Pyramids of Egypt and beyond, the world switched off the lights on Saturday for Earth Hour, dimming skyscrapers, city streets and some of the world's most recognizable monuments for 60 minutes to highlight the threat of climate change. ...more

March 29, 2009

SACRAMENTO, Calif. - With Arnold Schwarzenegger's governorship entering its final years and his ability to attract the spotlight intact, one question is arising more frequently: What will Arnold do? ...more

December 4, 2008

The president-elect won't be there, but an Obama buzz will crackle through the conference hall when negotiators gather Monday for a final push toward a sweeping new global warming treaty. ...more

November 30, 2008

Poor countries will need some $6 billion in food aid annually, with food and energy prices expected to remain high for years to come, the president of the World Bank said Saturday. ...more

July 13, 2008

It does get wearisome when the "Blame America" crowd points to the U.S. as the source of everything that is going wrong on the planet – global warming included. ...more

June 28, 2008

It does get wearisome when the 'Blame America' crowd points to the U.S. as the source of everything that is going wrong. ...more

June 26, 2008

A U.N. conference on a new climate change agreement adjourned Friday claiming modest progress, but with delegates concerned that the slow pace posed the risk of failing to complete an accord on time. ...more

June 14, 2008

The world is losing momentum in the battle against global warming, the U.N. climate chief warned Saturday, urging environmental ministers from wealthy nations to revive the effort by setting clear targets for reducing greenhouse gases. ...more

May 25, 2008

The United States, China and India must be part of the follow-up treaty to the Kyoto Protocol and agree to cut carbon emissions, Denmark's prime minister said Saturday. Japan's leader offered them a bold strategy for doing it. ...more

January 27, 2008