These five charts capture the record warm and dry year of 2012 throughout the lower 48 states.
Climate scientist Deke Arndt explains why questions still swirl around any connection between climate & tornadoes.
Scientist Jay Lawrimore & meteorologist Dan Satterfield detail how rising temps can affect the formation of snowstorms.
In the New York Times, Climate Central's Ben Strauss says we must take two steps to protect ourselves from sea level rise.
Cutting methane, soot and air pollution can appreciably slow the rate of warming over the next several decades.
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.
Global warming almost certainly made Hurricane Sandy worse than it would otherwise have been.