Guardian UK, 1/27/09 "Existing Cap and Trade Regime for Power Plant Emissions 'Coming Undone'" Naked Capitalism, June 9, 2009 Wikipedia also has an article on Carbon trading . This article may use content from the Wikipedia article under the terms of the GFDL . Retrieved from " http://www.sourcewatch.org/index.php?title=Carbon_trading&oldid=547147 " Categories : Coal