"As the Arctic melts and organic matter decays, vast stores of carbon in the permafrost will be released triggering an unstoppable feedback system."

"IQALUIT, Nunavut -- The eight Arctic Council nations pledged on Friday to do more to combat climate change that is shrinking the vast frigid region, with countries trying to put aside disputes over issues like Russia's intervention in Ukraine."

An electric utility industry group this week released a report warning that EPA's "Clean Power Plan" to address climate change could hurt grid reliability. The report offers ammunition for the plan's opponents -- especially Republicans from coal-mining and coal-burning states. But a number of critics say the report's analysis is flawed.

"What happens in the Arctic doesn’t stay in the Arctic. That will be a key message over the next two years when the United States holds the rotating chair of the Arctic Council, a group that fosters cooperation between the eight countries sharing the Arctic region."

"Federal agricultural officials announced Thursday voluntary programs and initiatives for farmers, ranchers and foresters meant to build on President Barack Obama's efforts to combat global warming — and don't require congressional approval."

"A coalition of big insurance companies, consumer groups, and environmental advocates are urging the United States to overhaul its disaster policies in the face of increasingly extreme weather due to human-caused climate change."

"President Obama used the backdrop of the Florida Everglades this Earth Day to highlight the dangers posed by a changing climate. He also took a swipe at Florida's Republican governor, who's been accused of discouraging state workers from discussing global warming."

"John Kerry is heading north. On Friday, the U.S. Secretary of State will travel to the Canadian Arctic city of Iqualuit, Nunavut, where he will take temporary reins of the Arctic Council, a forum that could ultimately determine the fate of the Arctic."

"New study shows that job gains, not the losses the industry predicted, would follow if new carbon rules are implemented."

"President Obama on Wednesday will make his first visit while in office to the Florida Everglades, choosing the backyard of a former Republican governor of the state, Jeb Bush, and its Republican senator, Marco Rubio, to demand action on climate change in a critical battleground in the 2016 presidential election."