The debate over the Keystone XL pipeline — which would take millions of barrels of oil extracted from the tar sands of Canada and ship them to refineries and ports along the U.S. Gulf Coast (where a lot would be shipped overseas, ironically) — has evolved over the last couple of years. At first, the worry was massive oil spills on U.S. soil, especially atop the environmentally...
Arkansas pipeline disaster a foreshadowing of Keystone XL nightmare?
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