Remember The Story of Stuff, Annie Leonard's viral video about excessive consumerism seen by more than 8 million people? Well, she's done it again. This time Leonard hosts a similarly animated documentary that takes a critical look at Cap and Trade—the plan to provide economic incentives to polluters for achieving certain carbon emission reductions—just in time for world leaders to converge in Copenhagen. Does Leonard make a convincing case? Tell us what you think; post a comment here.