Eric Walker added Is This the End of Oil and Gas Pipelines? - The New York Times to a number of topics

Eric Walker added Is This the End of Oil and Gas Pipelines? - The New York Times to Line 5 oil pipeline, and added Line 5 oil pipeline to Crude oil and petroleum

Eric Walker added a number of topics and a number of links to Crude oil and petroleum, and added Crude oil and petroleum to Hydrocarbons