From their Website on July 23,  2014 (long before this year's Gorge train fire)  by the same author:  

“The only reasonable way to handle this ongoing safety debacle is for federal regulators to enforce an immediate moratorium on crude-by-rail shipments until they can update spill-response plans and get safer tanker cars on the tracks,” said Margolis. “Anything less is a reckless attempt to keep oil-industry profits soaring at the expense of our safety and the health of our environment.”