Channel 4 News: Speaking before he steps down as chief scientist at the Department for Environment Food and Rural Affairs, Sir Bob Watson also warned that governments couldn't afford to do nothing about greenhouse gas emissions despite the economic downturn, writes Channel 4 News Science Editor Tom Clarke. At global climate summits like in Copenhagen in 2009 it was agreed to try and limit global warming to two degrees centigrade above pre-industrial temperatures. "There is really almost no chance now of meeting...
URL: http://www.channel4.com/news/defra-scientists-grim-warning-on-climate-change
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