Reuters: The U.S. Environmental Protection Agency's critical assessment of the proposed northern leg of the Keystone pipeline could have outsized influence on the final decision of whether to approve the project, experts familiar with the process said.
Friday's State Department report contained the EPA's evaluation that crude produced from Canada's oil sands, which the pipeline would carry, are 17 percent more greenhouse gas intensive than average oil used in the United States. The EPA also said oil sands...