http://priceofoil.org/2009/01/14/canadian-begins-tar-sands-charm-offensive-to-obama/ Oil Change International campaigns to expose the true costs of fossil fuels and facilitate the coming transition towards clean energy. We are dedicated to identifying and overcoming barriers to that transition. Sun, 20 May 2012 12:28:14 +0000 hourly 1 http://wordpress.org/?v=3.3.1