Oil sands - Wikipedia
The Athabasca oil sands, also known as the Athabasca tar sands, are large deposits of bitumen, a heavy and viscous form of petroleum, 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. [27]
Everything you need to know about the tar sands and how
2021年5月17日 · The tar sands are vast oil fields and mines in the Canadian province of Alberta. Seen from the sky, the tar sands reach beyond the horizon and seem to go on forever, resembling a painful scar on the Earth of epic proportions.
What Are Tar Sands? - Union of Concerned Scientists
2013年12月18日 · Tar sands (also known as oil sands) are a mixture of mostly sand, clay, water, and a thick, molasses-like substance called bitumen. Bitumen is made of hydrocarbons—the same molecules in liquid oil—and is used to produce gasoline and other petroleum products.
What Are Oil Sands? (Also known as Tar Sands) - Geology.com
Oil sands, also known as "tar sands," are sediments or sedimentary rocks composed of sand, clay minerals, water, and bitumen. The oil is in the form of bitumen, a very heavy liquid or sticky black solid with a low melting temperature.
Alberta, Canada's oil sands is the world's most destructive oil ...
2019年4月11日 · The Syncrude oil sands plant is seen north of Fort McMurray, Alberta. The oil sands give Alberta the third largest reserves in the world, but extracting the oil is energy-intensive and...
Canada's Tar Sands: Destruction So Vast and Deep It ...
2021年11月21日 · Canada’s tar sands are among the most climate-polluting sources of oil, and so are an obvious place to begin winding down. The largest oil sands companies have pledged to reduce...
What are tar sands? | American Geosciences Institute
Tar sands represent a potentially vast reserve of oil [2] but come with their own environmental challenges. Oil production from tar sands uses large amounts of land (for open-pit mining), water, and energy, when compared to other oil resources.
How Much Will Tar Sands Oil Add to Global Warming?
2013年1月23日 · Even without it, the Congressional Research Service estimates that tar sands oil results in at least 14 percent more greenhouse gas emissions than do more conventional crude oils.
Oil Sands - The Canadian Encyclopedia
2014年3月20日 · 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.
Tar sand | Secondary Keywords: Bitumen, Mining, Extraction
Tar sand, deposit of loose sand or partially consolidated sandstone that is saturated with highly viscous bitumen. Oil recovered from tar sands is commonly referred to as synthetic crude and is a potentially significant form of fossil fuel. A brief treatment of tar sands follows.