Epistemic closure – climate change edition

Via via "Serendipity":http://www.easterbrook.ca/steve/?p=2297 and "Ethan Zuckerman":http://www.ethanzuckerman.com/blog/2011/03/09/links-for-2011-03-09/, an "article":http://pubpages.unh.edu/~lch/Hamilton_climate_interaction.pdf suggesting that