"Oregon's Department of State Lands on Monday dealt a serious blow to Ambre Energy's proposed coal export project, denying a key permit needed for construction in the Columbia River."

"MIDDLESEX, Pennsylvania — If you stand beside Bob and Kim Geyer’s farm on Denny Road at 3:30 p.m. on a Wednesday, it is mostly quiet, except for the faint sounds of the local high school’s flag team band practicing in the distance."

"EDMONTON -- Warnings about higher levels of air pollution in the oilsands have emerged in a new provincial air quality report that calls for further investigation into possible pollution sources."

"Attacks on an electric facility and increased attention from regulators has fueled concern about safeguarding facilities."

"Energy companies have used thousands of gallons of diesel to frack for oil and gas without obtaining the necessary permits required under federal law, according to a new report by the Environmental Integrity Project."

"PITTSBURGH — Where 600 flights used to take off and land every day here at Pittsburgh International Airport, there are now about 300. Partway down Terminal B, the moving sidewalk that used to lead to a dozen gates now stops abruptly at a plain gray wall."

"Energy companies are fracking for oil and gas at far shallower depths than widely believed, sometimes through underground sources of drinking water, according to research released Tuesday by Stanford University scientists."

"Oil spill in the Gulf of Mexico may be contributing to a dramatic dive in the region's oyster harvest. Prices are up and the harvest is down, ever since the 2010 BP oil spill, but the exact cause remains unclear.""

"Environment Canada says the watchdog does not have the authority to investigate complaints made in 2010 alleging that tarsands’ tailings ponds are seeping into groundwater."