In both the U.S. an Canada, a spate of recent accidents/disasters have raised questions about the transport of oil by rail. See: Spate of Oil Train Derailments Raising New Alarms About Safety.
And also this editorial in the NYTimes: Dangerous Trains, Aging Rails.
Recovery Diva 
If we have pipelines we need more pipeline safety.
And yet Mr Obama vetoed the Keystone pipeline.