Keystone XL effect on environment seen as minimal, U.S. says

A State Department review does not make a recommendation on the controversial oil pipeline from Canada, but the findings are likely to increase the project's chances of approval.WASHINGTON — A long-awaited State Department review of the controversial Keystone XL oil pipeline released Friday concludes that he project would have minimal impact on the environment, increasing the chances it could be approved in the coming months.

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