Groups say federal review of Keystone line is inadequate

BISMARCK — The TransCanada Keystone Pipeline shouldn’t have a final go-ahead yet because a federal environmental study failed to heed the increased global warming caused by the “dirty” tar sands oil the line would carry, environmental groups said Wednesday.

The groups, including the Dickinson–based Dakota Resource Council, also charge that the proposed pipe strength isn’t good enough to ensure groundwater safety and that the federal study neglected to consider protection of American Indian cultural resources.

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