"Washington Gov. Chris Gregoire (D) ordered state agencies on Tuesday to take steps to address the ocean’s increasing acidity, making it the first state to adopt a policy to take on what scientists describe as a growing environmental concern."

"WASHINGTON -- Scientists who study the Arctic say they’re worried that nations meeting this week to set targets for reducing greenhouse gas emissions aren’t adequately considering how much carbon dioxide and methane could be released from the world’s rapidly thawing permafrost."

"Rep. Lamar Smith (R-Texas), a skeptic of man-made global warming, is set to take over the House Committee on Science, Space and Technology in the 113th Congress."

"BOISE — The U.S. Fish and Wildlife Service is scaling back the acreage it wants in northern Idaho and eastern Washington as critical habitat for rare woodland caribou."

"Rising temperatures, persistent drought, and depleted aquifers on the southern Great Plains could set the stage for a disaster similar to the Dust Bowl of the 1930s, scientists say."

"Sea level is rising as the planet warms up, but how much it will rise, and how fast is still something climate scientists are working out. And according to study released late Tuesday in Environmental Research Letters the ocean is already rising faster than the most recent authoritative report from the U.N. Intergovernmental Panel on Climate Change (IPCC) was projecting as recently as 2007."

"DOHA, Qatar -- Though it's tricky to link a single weather event to climate change, Hurricane Sandy was 'probably not a coincidence' but an example of the extreme weather events that are likely to strike the U.S. more often as the world gets warmer, the U.N. climate panel's No. 2 scientist said Tuesday."

"President Obama has signed into law a bill that requires U.S. airlines be excluded from European carbon emissions fees."

"Top International Energy Agency (IEA) officials offered a bleak assessment Tuesday of the prospects for global progress on preventing big temperature increases."