"The Obama administration is expected to propose as soon as Tuesday the first-ever federal regulation to cut emissions of methane, a powerful greenhouse gas that contributes to global warming, by the nation’s oil and natural-gas industry, officials familiar with the plan said on Monday."

"In the last few years, doctors in the southern U.S. have seen some strange diseases: Chagas disease, parasitic infections of the brain known as neurocysticercosis, dengue, the virus chikungunya and more."

"The U.S. Environmental Protection Agency has tightened standards for the nation's landfills to reduce emissions of methane and other harmful air pollutants."

"Foes of the Obama administration's plan for cutting greenhouse gas emissions from the power sector have lodged their first formal challenge to the newly finalized Clean Power Plan, asking federal judges to postpone the rule's deadlines."

"July was the hottest on record globally as a large El Nino event gathered strength in the Pacific, making it more likely that 2015 will exceed last year as the warmest year recorded."

"More than a thousand residents in north-central Washington state fled their homes on Friday after a cluster of wildfires erupted around the town of Chelan, while fierce blazes blackened a swath of the drought-stricken U.S. West, officials said."

"Islamic scholars and religious leaders are preparing a call for action on climate change that will say it’s the religious duty of the world’s 1.6 billion Muslims to fight global warming."

"Long recognized as a laggard on climate, Australia does little to burnish its image with a meek plan to reduce emissions."

"Last September, the remote community of Point Lay on Alaska’s North Slope became the focus of headline news when a staggering 35,000 walruses crowded onto the shore nearby. And now, some scientists are saying a similar event could happen this summer — in fact, any time now."

"U.S. authorities banned fishing from Monday in most rivers and streams within the Olympic National Park in western Washington state, citing ongoing severe drought conditions that have harmed fish along the U.S. West Coast."