The Island of Doubt

Paul Krugman’s feature in the New York Times covers it all. If you haven’t familiarized yourself with the subject, then find 15 minutes to read it. Worth noting: the debate between Krugman and James Hansen over the merits of cap and trade persists, but Krugman appears to at least grant Hansen recognition that burning coal will probably have to be restricted regardless of any market-based approach to reducing greenhouse-gas emissions.