"Some 80,000 tank cars that don't meet current industry safety standards need to be replaced or retrofitted after several crashes of trains carrying crude oil, the head of railcar maker The Greenbriar Companies said on Wednesday."

"WASHINGTON -- A coalition representing environmental groups, consumer advocates and unions is calling on the White House to reform the process for reviewing new regulations, a process that has reportedly been gummed up for years."

"A 60 Minutes segment claiming that federal government efforts to encourage clean tech -- the production and use of alternative energy sources and more efficient technology -- have failed drew some harsh disagreement among reporters covering the energy beat who say the negative report ignored many successes and focused too narrowly on a few unsuccessful companies."

"As the world becomes more urbanized, researchers and city managers from Baltimore to Britain are recognizing the importance of providing urban habitat that can support biodiversity. It just may be the start of an urban wildlife movement."

"The Environmental Protection Agency will finally publish notice of new proposed rules limiting greenhouse gas emissions from new power plants on Wednesday, more than three months after announcing the rules last September."

"When the time comes for a glittering soiree or a beach visit that demands flip-flops, nail salons are where women turn for pampering and polish. But under the luxurious veneer, salons aren't always healthy places to be."

"WASHINGTON -- The oil industry's leading trade group on Tuesday praised Alaska Sen. Lisa Murkowski's (R) call for a review of the country's effective ban on exporting crude oil."

"WASHINGTON — As a new year dawns in the nation’s capital, the Obama administration and Congress find themselves grappling with a scenario that was unthinkable just a short time ago: What to do with the domestic oil flowing out of West Texas, North Dakota and other states?"

"CHARLESTON, W.Va. -- A state-sponsored study meant to examine potential pollution from the boom in natural gas drilling never actually tested key wastes from the Marcellus Shale formation, according to a West Virginia University researcher who led the effort."

"An interagency panel created to weigh new chemical safety regulations in response to last April’s deadly explosion in Texas is considering a major overhaul of the way volatile substances are handled and stored, a new federal document shows."