11 Hottest Years Occurred in Past 13

New climate data indicate this year might be one of 11 of the hottest years on record, all of which have occurred in the past 13 years.

Increasing Acid Could Kill Most Coral by 2050

SAN FRANCISCO — The world’s coral reefs face almost certain death as increasing amounts of carbon dioxide in the atmosphere are absorbed by the oceans, acidifying the water in which corals live, a new study warns.

Fish Swim North as Seas Warm

As their ocean homes overheat, some fish species are swimming North again for the first time in hundreds of years to seek out cooler waters.

Ominous Arctic melt worries experts

WASHINGTON - An already relentless melting of the Arctic greatly accelerated this summer, a warning sign that some scientists worry could mean global warming has passed an ominous tipping point. One even speculated that summer sea ice would be gone in five years.

Global warming blamed for Walrus deaths

ANCHORAGE, Alaska - In what some scientists see as another alarming consequence of global warming, thousands of Pacific walruses above the Arctic Circle were killed in stampedes earlier this year after the disappearance of sea ice caused them to crowd onto the shoreline in extraordinary numbers.

Climate change may wipe some Indonesian islands off map

JAKARTA (Reuters) - Many of Indonesia's islands may be swallowed up by the sea if world leaders fail to find a way to halt rising sea levels at this week's climate change conference on the resort island of Bali.