By Lin Smith
June 16, 2013—-Producing oil from tar sands is “scraping the bottom of the barrel”, and so it is with the KeystoneXL Pipeline, a pipeline owned by a company named TransCanada, that would double the tar sands currently being transported from the oil fields of Alberta, Canada to the U.S.. The tar sands are under the Boreal Forests of Alberta, home to many species of plants and animals.The Boreal Forest not only cools the earth with its shade, it also plays an important role in preventing global warming, as the trees store and use carbon dioxide (the global warming culprit) in photosynthesis. Under the TransCanada leasing conditions, the company would have the option to lease an area the size of Florida for tar sand production.
Tar sand (or oil sand) consists of sand, sandstone, clay, and water, which are saturated with an extremely thick form of petroleum. These…
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