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 ...

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.

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 ...

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 ...

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 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 ...

The Athabasca Oil Sands in Alberta, Canada are the largest known resource for crude bitumen in the world. Retrieving that oil from the earth is a major undertaking, one that requires massive ...

Tar sands region lost 775,000 hectares of forest between 2001 and 2013, more loss expected as operations expand. In a YouTube video posted Monday, Leonardo DiCaprio challenged Canadian Prime ...