" 'I salute the British government for getting out and trying something,' he said. 'But I wish they'd had a better process, because those opposed to any such experiments will see it as a victory and try to stop other experiments as well.' " (David Keith, theguardian.com, Tuesday 17 July 2012 13.21 BST)
http://www.theguardian.com/environment/2012/jul/17/us-geoengineers-spray-sun-balloon