"Last week was Wildfire Awareness Week in California, a time when firefighters and forest managers travel up and down the state talking about fire risk and public safety. Usually that would mean wildfire conditions were just picking up, with higher temperatures drying out fuels nurtured by winter rain and snowpack."

"Smog could worsen across the United States in the coming decades as climate change boosts summer temperatures and makes ozone levels more difficult to control, a new study says."

"TANGIER ISLAND, Va. — As in many places, conversations on this remote island in the Chesapeake Bay tend to steer toward the weather. But here it's not just small talk."

"The president, who [made] the announcement during a visit to Wal-Mart in Mountain View, California, [also highlighted] commitments by corporations to lift solar generation at their facilities. Wal-Mart, Apple Inc, Yahoo Inc, Google Inc and Ikea were among the companies making such commitments."

"Two separate studies confirm loss of ice sheet is inevitable, and will cause up to 4m of additional sea-level rise."

"Wyoming, the nation's top coal-producing state, is the first to reject new K-12 science standards proposed by national education groups mainly because of global warming components."

"To get the public to move on climate change, President Obama won't just need to end-run Congress. He'll need to end-run his own press corps, too. A news analysis."

"President Obama will announce on Friday a handful of executive actions and private and nonprofit groups’ investments in energy efficiency and renewable energy."

"More than 50,000 malnourished children in Somalia are at "death's door" less than three years after a famine, a group of aid agencies has warned."