"A unique research project at Environment Canada could soon offer a new perspective for Canadians on conservation and its economic value, says a director in the federal department."

"Under increasing pressure from the federal government, oil giant BP is agreeing to reduce the amount of a chemical dispersant it is using in the Gulf of Mexico."

"The Obama administration Monday declared a commercial fisheries failure in Louisiana, Mississippi and Alabama as a result of the Deepwater Horizon oil spill, paving the way for federal grants to offset financial losses in the fisheries industry."

"A dearth of information about the ingredients of various oil-dispersing formulas is complicating an increasingly rancorous debate over which, if any, is the best choice for cleaning up the catastrophic spill in the Gulf of Mexico."

"LONDON — Last month hundreds of environmental activists crammed into an auditorium here to ponder an anguished question: If the scientific consensus on climate change has not changed, why have so many people turned away from the idea that human activity is warming the planet?"

"Massey Energy's Upper Big Branch Mine was a 'ticking time bomb' where workers feared for their lives but worried that complaints about growing safety problems would cost them their jobs, members of a congressional committee heard Monday."

"Greenhouse gas emissions from medium-duty and heavy-duty trucks and buses will be regulated by the federal government for the first time beginning in model year 2014 under an official Memorandum issued [May 21] by President Barack Obama."

"The Senate will vote June 10 on a resolution that would undo U.S. EPA's authority to regulate greenhouse gases under the Clean Air Act, Sen. Lisa Murkowski (R-Alaska) said yesterday."

"The federal agency responsible for regulating U.S. offshore oil drilling repeatedly ignored warnings from government scientists about environmental risks in its push to approve energy exploration activities quickly, according to numerous documents and interviews."

The Nature Conservancy, scrambling to shield oyster beds from the Gulf Oil Spill, faces a PR backlash as a result of its partnership with oil giant BP to help fund its work.