"ST. LOUIS -- The worst drought in the U.S. in decades may be leveling off or even be easing ever so slightly in some lucky locales, federal weather forecasters announced Thursday in a report of little comfort for farmers and ranchers who already have begun tallying this year's losses."

"Federal regulators on Wednesday issued a final set of standards meant to boost the design, cementing and safety of offshore wells in the wake of the Deepwater Horizon disaster two years ago."

"FEATHERVILLE, Idaho (AP) — Across the West, dozens of fires fueled by searing heat, dry weather and strong winds have added up to misery for weary residents who already are fed up with one of the region's worst fire seasons in decades."

"The modern world has long thought of refugees in strictly political terms, victims in a world riven by competing ideologies. But as climate change continues unabated, there is a growing population of displaced men, women and children whose homes have been rendered unlivable thanks to a wide spectrum of environmental disasters."

"Within the oil industry, Chevron Corp. has long enjoyed a reputation for safety. But the last two years have put that reputation to the test."

"In June 2011, an explosion ripped through a Chevron refinery in Wales, killing four men. Later that month, a Bakersfield man died after falling into a sinkhole filled with steam in one of the company's Kern County oil fields.

"Firefighters battled wildfires across the U.S. West on Tuesday, including a massive out-of-control blaze that has destroyed 60 homes and burned more than 20,000 acres between two national forests in Washington state."

"Hundreds of firefighters battled a pair of wildfires that burned out of control in Northern California for a second day on Monday, threatening a clothing-optional resort and forcing the evacuation of some 500 homes. Meanwhile, authorities said a U.S. Forest Service firefighter was killed in Idaho while battling a blaze there."

"If you had to pick ground zero for climate change, you might pick the Sahel, the grasslands between the Sahara in the north and African tropical rainforests in the south. The region is immensely fertile—when it isn't being slammed by recurrent droughts and floods. Many human lives are suspended in a fragile balance with the volatile climate of this region."

"President Barack Obama moved to stem the impact of the worst drought in 50 years as he directed the department of agriculture to buy up to $170m of pork, lamb, chicken and catfish."