A World Bank report urges action on climate change as it examines the impacts of a 7.2°F rise in global temperature.
While it's still technically possible that 2012 won't end up as the warmest year on record for the U.S., but it's not likely.
Citing record heat & drought, NOAA said the U.S. has experienced its most extreme weather on record so far in 2012.
An amazing 26-second animation depicting how temperatures around the globe have warmed since 1880.
Research has shown that the hotter, drier conditions associated with climate change may prove fatal for walnut trees.
As cities heat up roughly twice as fast as the rest of the planet, there are things communities can do to combat it.
New data shows that the summer of 2012 was one of the hottest on record in many places across the U.S.
Some lizard populations are going extinct and the cause, scientists suspect, is climate change.