David Kershner David's Articles How Coal Affects Water Quality: State of the Science What we know about the impacts of coal handling on waterways. Mar 20, 2013 March 20, 2013 David Kershner https://www.sightline.org/profile/eric-de-place/ Gore's "Tax Swap" Proposal Tax shifting is getting international attention. Oct 31, 2006 October 31, 2006 David Kershner https://www.sightline.org/profile/david-kershner/
