"Federal regulators [Wednesday] released an order granting Exxon Mobil Corp. its second extension to finish investigating the cause of a pipeline rupture that spilled an estimated 5,000 barrels of Canadian oil sands crude in the Arkansas suburb of Mayflower 10 weeks ago."

"Former TransCanada Corp. employee Evan Vokes' impassioned testimony before a Canadian Senate committee last week painted 'a very, very bleak picture of the pipeline industry in Canada, and probably by extension, the States,' according to Sen. Betty Unger."

"The Bloomberg administration on Monday issued new warnings about New York City’s vulnerability to climate change, offering updated data to encourage businesses, residents and perhaps even future mayors to better prepare against hotter weather, fiercer storms and increased rainfall."

"Canada will make operators of nuclear power plants liable for the first C$1 billion ($980 million) of damages in the event of an accident, up from C$75 million under existing rules, Natural Resources Minister Joe Oliver said on Monday."

"BP is ending its cleanup of the massive Deepwater Horizon oil spill in three Gulf Coast states this month, leaving Louisiana as the only state with ongoing cleanup linked to the company's Deepwater Horizon Response effort. Reports of oil sightings in Alabama, Mississippi, and Florida will soon be the U.S. Coast Guard's responsibility to investigate."

"One of the Pentagon’s top strategists said climate change is fundamentally altering how the Defense Department (DOD) evaluates future conflict areas."

"TOMS RIVER, N.J. -- George Kasimos has almost finished repairing flood damage to his waterfront home, but his Superstorm Sandy nightmare is far from over."

"Washington -- U.S. regulators are directing 31 nuclear reactors similar in design to the Fukushima Daiichi plant in Japan, where an earthquake and tsunami caused a meltdown two years ago, to take additional steps to help contain radiation and other damage from any accident that is not quickly halted."

"The first tropical storm of the Atlantic hurricane season got a little stronger early Thursday as it headed toward Florida's western coast and a new tropical storm warning was issued for a swath of the U.S. East Coast."

"The operator of the wrecked Fukushima nuclear plant said it had found another leak of contaminated water on Wednesday, piling pressure on the utility to curb the problem as it seeks permission to release water to the sea."

"A tornado that swept through Oklahoma on Friday was the widest tornado in American history, the National Weather Service said Tuesday."

A series of oil rigs in the Gulf of Mexico, damaged during a September 2004 hurricane, are still leaking in a "chronic" oil spill. SkyTruth brought the pollution to light using satellite imagery, aerial photography, and publicly available government data. The slicks are bigger than the company responsible is reporting.

"The Powerhouse fire has a dance all its own, and firefighters have struggled to keep up with the flames."

"Hundreds of people were being evacuated from their homes in Missouri after a levee was breached Monday night."

"OTTAWA — The Department of Fisheries and Oceans has declined an interview request with a scientist to discuss the environmental impacts of oilsands development because it objected to a recent Postmedia News report, a federal government spokesman wrote in an email."

"Fisheries and Oceans Canada is one of seven federal departments and agencies under investigation by Parliament’s Information Commissioner, Suzanne Legault, over allegations that the government is 'muzzling' and restricting access to government scientists.