State Department issues Draft Supplemental Environmental Impact Statement on Keystone XL Pipeline: climate change impacts
Green Car Congress
MARCH 2, 2013
The relative GHG-intensity of both reference crudes and oil sands-derived crudes will change differently over time. Oil sands surface mining, given the vast aerial extent of the WCSB and that mining recovers 100% of the crude oil in place, is expected to have a relatively constant energy intensity long into the future.
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