BBC NEWS | Science/Nature | CO2 'highest for 650,000 years' - discu.eu

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Current levels of the greenhouse gases carbon dioxide and methane in the atmosphere are higher now than at any time in the past 650,000 years. http://news.bbc.co.uk/2/hi/science/nature/4467420.stm 3 comments 13/5/2008 politics

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The cold truth about climate change | Salon.com http://www.salon.com/news/feature/2008/02/27/global_warming_deniers/ 47 comments

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