Clean diesel making progress
Interview: Alan Schaeffer, executive director, Diesel Technology Forum Schaeffer discusses the origin of the Diesel Technology Forum and how much progress has been made with clean diesel.
clean energy
Davis Refinery inching closer to breaking ground
Interview: Dan Hedrington, principal, SEH Hedrington talks about the water permit for the Davis Refinery coming to Belfield, ND. He also discusses some changes to the permit to ensure an even cleaner facility.