This "post":http://www.ethanzuckerman.com/blog/2011/04/20/us-national-science-foundation-blocks-global-voices-advocacy-website/ by Ethan Zuckerman is pretty extraordinary, and finishes
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