Despite the tough rhetoric, the conference ended with a compromise based on a groundbreaking US-China deal on emissions targets last month.
South Africa has challenged whether the US target for reducing emission for 2020 is ambitious enough.
The fourth and final volume of the Intergovernmental Panel on Climate Change's giant climate assessment offered no surprises.
UN climate conference nearly collapsed because agreements were watered down to a point where no country was promising anything concrete.
A high-profile coal industry event kicked off on the sidelines of a UN climate conference in Warsaw.
No doubt political leaders of major countries still play a huge role in world affairs
Experienced stargazers were stunned by the intensity of the aurora borealis that swept across the night sky in Scandinavia after the biggest solar flare in six years. ...
Three US-born scientists have won the Nobel Prize in physics for discovering that the universe is expanding at an accelerating pace.
Global mercury emissions could grow by 25 percent by 2020 if no action is taken to control them, according to a study.
A prominent US climate scientist has told researchers to try to reach out to all parts of society to spread awareness of the global implications of the Arctic melt. ...
“All we're waiting on now is the body count. ”