"Billionaire Tom Steyer plans to renew his fight against Keystone XL in Washington on Monday."

"Outgoing New York City Mayor Michael Bloomberg might use some of his fortune on behalf of 2014 candidates who are hawkish on battling climate change."

"A conservation group is calling a bill proposed by Sen. Ron Wyden (D-Ore.) a 'nightmare for Oregon's forests.'"

"The National Park Service (NPS) is walking back comments that showcased doubts about whether natural gas development can help battle climate change, acknowledging they 'did not receive appropriate review.'"

"All across the country -- most recently, in the state of Texas -- local battles over the teaching of evolution are taking on a new complexion. More and more, it isn't just evolution under attack, it's also the teaching of climate science."

"Billy Talen to stand trial for preaching on bank's environmental record accompanied by choir members wearing toad hats"

"The U.S. government's authority to regulate air pollution nationwide, often against the wishes of Republican-leaning states, could face new curbs when the U.S. Supreme Court takes on two high-stakes cases in coming months."

"Swing state voters in Virginia and Ohio last fall were bombarded with television advertisements encouraging them to 'stand with coal' and 'vote no on Obama's failing energy policy.' But the sponsor of these ads — a pro-business nonprofit advocacy group called the American Energy Alliance — says the messages weren’t designed to aid Republican Mitt Romney in his bid to unseat President Barack Obama."

"Green groups might be the biggest winners from Senate Democrats’ decision to gut the minority party’s filibuster rights on nominations."

After New York Times editors dismantled the paper's environmental desk and killed its Green blog this year, they said they were doing it to improve environmental coverage. But the Times' Public Editor says the results don't live up to Times editors' claims.