Yale Environment 360: On New Year's Eve 2009, a train with 104 tank cars of light crude oil traveled 1,123 miles from North Dakota's Bakken oil fields to a terminal in Stroud, Oklahoma, and opened a new front in the war over development of Canada's tar sands.
It didn't seem that way at the time. EOG Resources, the company that owned the oil, simply needed a way to get its crude out of North Dakota, Andrew Burton/Getty Images Tanker cars at a depot in North Dakota, where railroads now move 600,000 barrels of oil a day...