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Oil sands, tar sands, crude bitumen, or bituminous sands, are a type of unconventional petroleum deposit. Oil sands are either loose sands or partially consolidated sandstone containing a naturally occurring mixture of sand, clay, and water, soaked with bitumen, a dense and extremely viscous form of petroleum .
17 mai 2021 · The tar sands are vast oil fields and mines in the Canadian province of Alberta. Deep in western Canada, on lands where Indigenous communities have lived since time immemorial, sit the Alberta tar sands.
18 déc. 2013 · Tar sands are a mixture of sand, clay, water, and bitumen, a thick, molasses-like substance used to produce gasoline and other petroleum products. Extracting and refining bitumen from tar sands is costly, energy intensive, and polluting, especially for the climate and water resources.
The Athabasca oil sands, also known as the Athabasca tar sands, are large deposits of bitumen, a heavy and viscous form of petroleum, located in northeastern Alberta, Canada. These reserves are one of the largest sources of unconventional oil in the world, making Canada a significant player in the global energy market.
20 mars 2014 · The Canadian oil sands (or tar sands) are a large area of petroleum extraction from bitumen, located primarily along the Athabasca River with its centre of activity close to Fort McMurray in Alberta, approximately 400 km northeast of the provincial capital, Edmonton.
The oil sands resource is sometimes referred to as “tar sands,” but that term is incorrect because bitumen and tar (asphalt) are different substances. The term “oil sands” is correct because it identifies the end product derived from bitumen, which is oil not tar.
11 avr. 2019 · The oil sands are the world's most destructive oil operation, producing 2.6 million barrels a day and emitting 30 percent more carbon than reported. Canada faces a tough choice between economic growth and environmental protection as it expands the oil sands and buys a pipeline to the Pacific.
