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Athabasca oil sands - Wikipedia
Everything you need to know about the tar sands and how
Alberta, Canada's oil sands is the world's most destructive oil ...
Canada’s oil sands: why some of the world’s dirtiest fuel is now in …
Canada’s Tar Sands: Destruction So Vast and Deep It Challenges …
A year after toxic tar sands spill, questions remain for affected …
Indigenous groups say Big Oil’s pollution threatens their existence …
Canada’s oil sands spew massive amounts of unmonitored
More Oil from Canada’s Tar Sands Could Mean Game Over for …
Tarred and feathered: Canada’s very public dispute over future of tar …