"The signs of climate change were all over the Arctic this year -- warmer air, less sea ice, melting glaciers -- which probably means this weather-making region will not return to its former, colder state, scientists reported on Thursday."

"Global warming will bring on severe and prolonged drought across the United States and many other heavily populated countries within 30 years, finds a new study by the National Center for Atmospheric Research."

"A new set of federal rules issued for shallow-water drilling are null and void because federal regulators didn’t offer the proper notices or public comment period, a judge in New Orleans said this week."

"ON THE FLOOR OF THE GULF OF MEXICO -- Just 20 miles north of where BP's blown-out well spewed millions of gallons of oil into the sea, life appears bountiful despite initial fears that crude could have wiped out many of these delicate deepwater habitats."

For Tea Party activists in Indiana, manmade climate change is a 'flat-out lie.' For them, Rush Limbaugh and the Bible speak with more scientific authority than scientists, scientific organizations, or research institutes. One consequence is that a Democrat who voted for cap-and-trade is endangered.

California voters, evenly split in September on a controversial ballot initiative to suspend the state's global warming law, now oppose it 48% to 37%, according to a new poll.

U.S. District Judge Emmet Sullivan asked the Fish and Wildlife Service to explain why it determined that polar bears are merely threatened under the Endangered Species Act, not endangered. Environmentalists are in court seeking the more protective classification.

Will the undervaluing of environmental risks and resources lead to another financial meltdown like the sub-prime mortgage disaster? A new report says credit rating agencies are ignoring water scarcity risks when rating municipal utility bonds. Investors stand to lose hundreds of billions.

Physicists probing the origins of the universe at the Large Hadron Collider near Geneva hope they will turn up evidence of parallel universes.

"U.S. environmental groups filed a suit on Wednesday against British-based oil giant BP Plc saying the world's worst offshore spill inflicted "ongoing unlawful" harm on endangered wildlife in the Gulf of Mexico."