diesel http://wemu.org en Start Your Engines http://wemu.org/post/start-your-engines <p>David talks to Susan Harley, the Michigan Policy Director of Clean Water Action about cleaning up old diesel engines and making new ones more environmentally friendly this week.</p> Wed, 11 Jul 2012 18:53:38 +0000 David Fair 16412 at http://wemu.org Start Your Engines