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30 November 2009
An astronomical perspective on climate change

Ice cores and deep sea bed cores provide the best available record of changes in global temperature and CO2 content of the atmosphere going back 800,000 years. The data shows a clear periodicity in global temperatures which is thought to be linked to the Milankovitch cycle. (...)Read the rest of An astronomical perspective on climate change [...]

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Filed under: Astronomy, Climate Change, global warming, Milankovitch, earth orbit