"Leading climate scientists on Thursday welcomed a British report that cleared researchers of exaggerating the effects of global warming and said they hoped it would restore faith in the fight against climate change."

"Plane powered entirely by the sun lands safely in Switzerland after completing its first 24-hour test flight, proving that aircraft can stay airborne during the night using energy gathered from the sun by day."

"Transocean  is the world’s largest offshore drilling company, but until its Deepwater Horizon rig exploded in the Gulf of Mexico in April, few Americans outside the energy business had heard of it. It is well known, however, in a number of other countries — for testing local laws and regulations."

"A British panel on Wednesday exonerated the scientists caught up in the controversy known as Climategate of charges that they had manipulated their research to support preconceived ideas about global warming."

"La Nina is likely to cool the tropical Pacific in coming months, a phenomenon which usually causes stronger monsoons across Asia and eastern Australia, the World Meteorological Organization (WMO) said on Tuesday."

"When Mexico hosts the next major climate summit this December, a new U.N. chief from Costa Rica will orchestrate the proceedings. Brazil will wield an influential role among large developing nations. Colombia will maneuver behind the scenes to find compromises. And Bolivia -- joined by Nicaragua and Venezuela -- will lead the charge for climate 'justice.'"

"A Japanese court on Wednesday convicted an anti-whaling activist from New Zealand of assault and obstructing Japan's whaling fleet in the Antarctic. But his sentence was suspended, meaning he will not be jailed."

"Concerns about large-scale marine pollution, fuelled by the Gulf of Mexico oil spill, are set to be heightened by a new development in exploitation of the oceans: deep-sea mining." The Gulf spill has raised concern about other oil and gas operations as well.

"Hurricane Alex churned through the western Gulf of Mexico overnight, slowly picking up steam as officials in northeastern Mexico and southern Texas made preparations."