Alberta’s oil production fell to the lowest in two years in May as wildfires and maintenance work crimped oil sands output.

Keystone XL pipeline expansion driven by oil-rich tar sands in Alberta. June 30, 2012. By Steven Mufson. Repairman Shawn Flett stood 30 feet above the ground on the deck of a truck the size of a ...

Suncor Millenium oil sands mine on the east side of the Athabasca River in Alberta, Canada. Credit: David Dodge, Pembina Institute The average “energy returned on investment,” or EROI, for ...

The surplus, announced Friday in Alberta Finance Minister Nate Horner’s year-end fiscal update, was roughly $8-billion higher ...

Alberta’s new government is engaged in a balancing act. It’s trying to cut carbon emissions while protecting an oil-sands industry that supports hundreds of thousands of jobs. Tar sands are ...

The Alberta provincial government granted tar sands oil producers the license to withdraw 652 million cubic meters of river water annually—equal to 172 billion gallons—for mining and processing. In ...

Energy producers are spending $15 billion a year to triple oil production from the bitumen-saturated tar sands of northern Alberta, Canada, which are the largest source of oil imports to the U.S.

Toothlessness of Alberta’s Final Oil Sands Plan Worries Conservationists in U.S. & Canada ... that number is remarkably puny when studies show the tar sands lie beneath roughly 54,000 square miles.

Fracking for oil in North Dakota's portion of the Bakken Shale has begun to depress U.S. demand for Canada's dirty oil; in response, new infrastructure projects in Alberta's tar sands, such as the ...

The price of crude oil has slumped to its lowest point in six years, and that has sent some major oil companies scrambling to get out of expensive tar-sands projects in Alberta, Canada.

The scale of Alberta’s oil sands operations, the world's largest industrial project, is hard to grasp. Especially north of Fort McMurray, where the boreal forest has been razed and bitumen is ...