Global Warming, Climate Change | featured news

With narrowing differences over a key issue, verification, there is growing hope of modest success at the U.N. conference.

Environmental groups and industry seem headed for another battle over regulation of greenhouse gases, as President Obama said he will look for ...

Modest progress at U.N. climate talks Saturday was overshadowed by a continuing deadlock between China and the United States, clouding prospects for a major climate conference in Mexico in less than two months time.

The world's top greenhouse polluter hosts week-long U.N. climate talks from Monday aimed at sealing a broader pact to fight global warming and helping poorer nations with money and clean-energy technology.

Prominent Republicans such as Marco Rubio and Tim Pawlenty have started expressing doubts, indicating that climate change is becoming a litmus test for conservatives.

It wasn't long ago that Marco Rubio and Tim Pawlenty -- two rising Republican stars -- supported legislation to limit greenhouse gas emissions.

The IPCC is appointng an independent committee of distinguished experts to determine whether it needs to change its procedures.

President Barack Obama says the federal government will reduce its own greenhouse gas emissions by 28 percent in the next decade - an ambitious goal that exceeds targets for the country as a whole.

Harsh cold weather shows how climate change disrupts long-standing patterns, report says.

Public concern about global warming and trust in climate leaders has dropped sharply in the U.S. according to a survey.

President Barack Obama said on Wednesday that disappointment over the outcome of the Copenhagen climate change summit was justified, hardening a widespread verdict that the conference had been a failure.