"The Defense Department needs to better prepare for the potential impact of climate change, a new report from the Government Accountability Office (GAO) warns."

"If the judge's reasoning holds up in other cases it could undermine the rationales for much bigger projects, such as the Keystone XL pipeline."

"Yosemite National Park, in California's Sierra Nevada, is celebrating the 150th anniversary of the law that preserved it — and planted the seeds for the National Park system. At the same time, the park faces the challenge of protecting the natural wonders from their own popularity."

"The problem has come into focus as procedures for the first proposed restart enter the home stretch in Ichikikushikino, a town five km (three miles) from Kyushu Electric Power Co's Sendai plant."

NASA's Orbiting Carbon Observatory satellite launched from Vandenberg Air Force Base early Wednesday morning, potentially improving scientists' ability to track climate change. The mission appeared successful after the spacecraft separated from the second stage about 55 minutes into the flight. A NASA news conference is scheduled for 8:30 am ET.

Gavin Schmidt is taking over the reins of NASA's high-powered climate lab -- the Goddard Institute for Space Studies -- from the ritiring James Hansen.

"The Albany Court of Appeals Monday ruled New York cities and towns can ban hydraulic fracturing within their borders."

"Registered voters are three times more likely to vote against a candidate who opposes government action to mitigate climate change, according to a new study."

"GARDENDALE, Tex. — From the window of her tin-roofed trailer, Judy Vargas can glimpse a miraculous world. It is as close as the dust kicked up by the trucks barreling by but seems as distant as Mars."

"The polar vortex came with a silver lining: Water levels are up on the Great Lakes this summer, providing welcome news to boaters, beach-goers and cottagers who have become increasingly nervous about changing shorelines."