Keystone XL, which would move oil from Canada’s huge oil sands reserves down to refineries in the United States. Anti–fossil fuel activists seized on blocking pipelines that would connect new resources to markets, and the twelve-hundred-mile Keystone segment became their galvanizing and highly visible symbol. Less noticed was that the proposed pipeline length was equivalent to about one-half of 1 percent of the over two hundred thousand miles of oil pipelines that already lay beneath the soil of the United States.
