"McDonald’s said Tuesday it’s taking steps to cut the greenhouse gases it emits, including tweaking the way the beef in its Big Macs and Quarter Pounders is produced."

"There is an overlooked benefit to greatly lowering carbon emissions worldwide, a new study says. In addition to preserving Arctic sea ice, reducing sea-level rise and alleviating other effects of global warming, it would probably save more than 150 million human lives."

"A federal judge in San Francisco Wednesday will preside over the nation’s first-ever court hearing on the science of climate change, but don’t expect it to be a “Scopes Trial” for global warming research."

"WATERLOO, Ontario —  Jack Williams and his sister, Cara, sat in their kitchen watching their backyard rink melt."

"Climate change will result in a massive movement of people inside countries and across borders, creating “hotspots” where tens of millions pour into already crowded slums, according to the World Bank."

"A report being released on Monday shows Florida isn’t alone in easing up on building regulations even as the effects of global warming escalate. The Insurance Institute for Business & Home Safety examined building policies in 18 Atlantic and Gulf Coast states and found that despite the increasing severity of natural disasters, many of those states have relaxed their approach to codes - or have yet to impose any whatsoever."

"KAKUMA, Kenya — These barren plains of sand and stone have always known lean times: times when the rivers run dry and the cows wither day by day, until their bones are scattered under the acacia trees. But the lean times have always been followed by normal times, when it rains enough to rebuild herds, repay debts, give milk to the children and eat meat a few times each week."

"The Biloxi-Chitimacha-Choctaw Indians of southern Louisiana have been called America’s first climate refugees. But two years after receiving federal funding to move to higher ground, the tribe is stuck in limbo, waiting for new homes as the water inches closer to their doors."

"The Federal Emergency Management Agency, responsible for dealing with the effects of disasters like hurricanes and floods, has stripped the words “climate change” from the document meant to guide its actions over the next four years."