 BBC SciTech (@bbcscitech)17/06/10 13:10 A "global pattern" of change in the Earth's climate that began 2.7m years ago could be explained by CO2, say.. http://bit.ly/azxrZp |
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| BBC SciTech (@bbcscitech) 17/06/10 13:10 A "global pattern" of change in the Earth's climate that began 2.7m years ago could be explained by CO2, say.. http://bit.ly/azxrZp |
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