"Following on a record hot May in which much snow cover melted off early, Alaska saw no less than 152 fires erupt over the weekend. The numbers have only grown further since then, and stood at 291 active fires Thursday, according to the Alaska Interagency Coordination Center."

"Alberta will be doubling its carbon levy over the next two years – the first change in the tax’s eight-year history – as the province works on broader measures to burnish its image as a responsible oil producer."

"While the debate over whether to label foods containing GMO ingredients plays out across the country, another engineered food has long been waiting to hit grocery stores: genetically modified salmon."

"A Dutch court has ordered the government to cut greenhouse gas emissions by at least 25% by 2020, in a case environmentalists hope will set a precedent for other countries."

"The worst heat wave to hit Pakistan's southern city of Karachi for nearly 35 years has killed more than 1,000 people, a charity said on Thursday, as morgues ran out of space and public hospitals struggled to cope."

"The Obama administration's long-awaited hydraulic fracturing rule will not take effect as scheduled today [Wednesday, June 24, 2015], thanks to a federal judge's eleventh-hour decision to stay the rule until August."

"Lake Mead sunk to a record low Tuesday night, falling below the point that would trigger a water-supply shortage if the reservoir doesn't recover soon."

"Nearly two years after the Lac-Mégantic oil train explosion killed 47 people and levelled the small Quebec town, the federal government has laid new criminal charges."

"Duke Energy’s plan to dig up 12 more coal ash ponds, announced Tuesday, means the company now aims to excavate 24 of its 36 ponds in the Carolinas."

"A deep rift threatens the future of one of the nation's oldest and most popular conservation laws as it enters its final 100 days of authorization."