Ancient frozen soil did not easily melt during past periods of global warming, suggesting that modern permafrost may not thaw and release as much carbon as previously thought, a new study says.
A recent survey has found scores of previously unknown marine animals in popular dive areas. "People have been swimming past these big, showy animals for years," said one marine scientist.
Light-emitting comb jellies, squat lobsters, and shrimp that can kill with sound are among hundreds of new species discovered along reefs off Australia.
Dramatic scenes of destruction along Texas' Bolivar Peninsula have many state officials reconsidering the risks of coastal development in low-lying beach towns.
NASA animations show dramatic Arctic ice melt again in 2008, which saw the second smallest Arctic sea ice cover on record, scientists announced this week.
The sea ice covering the Arctic Ocean has shrunk to the second smallest area on record, despite 2008's "natural" summer conditions. The ice may disappear in the summer within a couple of decades, experts say.
Improved planning for pet owners helped some animals weather the storm, but uncounted others with their stranded owners may still need rescue, disaster response teams say.
A total crackdown on the trade of wild animals for food could prove disastrous for people in Central Africa, who have few alternative sources of protein and income, experts say. Warning: graphic imagery
