| http://www.w3.org/ns/prov#value | - A scenario that would move the oil on trains to mostly existing pipelines would release 8 percent more greenhouse gases, such as carbon dioxide, than Keystone XL. Another alternative that relies mostly on rail to move the oil to the Canadian west coast, where it would be loaded onto oil tankers to the Gulf Coast, would result in 17 percent more greenhouse gas emissions, the report said.
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