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State Department issues Draft Supplemental Environmental Impact Statement on Keystone XL Pipeline: climate change impacts

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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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State Department releases Keystone XL Final Supplemental Environmental Impact Statement

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Over the long term, lower-than-expected oil prices could affect the outlook for oil sands production, and in certain scenarios higher transportation costs resulting from pipeline constraints could exacerbate the impacts of low prices.

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