"WARSAW, Poland -- Thirteen environmental and climate justice groups today withdrew from the UN climate change negotiations in Warsaw to protest what they see as lack of action from governments to solve the climate crisis."

"Hydrogen fuel cars will be offered by Hyundai, Honda, and Toyota, starting as early as next spring. Hydrogen fuel cars cause no air pollution and can be refueled like gasoline-powered cars, but fueling stations are scarce."

"Chevron, Exxon and BP among companies most responsible for climate change since dawn of industrial age, figures show"

"WARSAW -- The world is getting further off track in limiting global warming with setbacks in Japan and Australia outweighing positive signals from the United States and China, a study showed on Wednesday."

"The G77+China group of 133 countries walked out of negotiations on Loss and Damage at around 3:30 am on Wednesday morning after the rich countries refused to budge from the position that the subject should be discussed only after 2015."

"A Russian medic and a freelance journalist who were among 30 people arrested for a Greenpeace protest against offshore Arctic drilling were granted bail on Monday in a case that has drawn fierce criticism abroad."

"Super Typhoon Haiyan was a terrifyingly intense storm…and so were many others around the globe in the last decade."

"WARSAW -- The U.N. climate chief urged a radical clean-up of the coal industry on Monday to help limit global warming, at an industry meeting in Warsaw condemned by environmentalists as a distraction from the nearby U.N. climate change conference."

"The UK's Disasters Emergency Committee (DEC) has urged countries to take urgent action on climate change, as UN talks enter their second week."

"International negotiations on how to set up new carbon markets to cut greenhouse gas levels broke down over the weekend in Warsaw, sources said, after developing nations refused to progress the issue before rich nations increase efforts to cut their own emissions."