Keystone XL pipeline expansion driven by oil-rich sands in Canada
Published 07/07/2012, The Washington Post
Every day, fleets of Brobdingnagian trucks are digging up countless tons of Alberta’s oil sands — a black, gooey mixture of sand, oil and water that lies just below the Canadian province’s boreal forest, an immense region thick with jack pines, spruce, aspen and tamarack trees and fed by wetlands that cover most of the area.Word count: 897
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