Movies (GIF files) of simulated Earth scenes today and during the last climatic Quaternary extrema, at spring time:
during the Holocene optimum 6 kyr BP (Before Present) and the Last Glacial Maximum, 21 kyr BP.

Arnold et al. 2009, International Journal of Astrobiology

News on Centauri Dreams (Jan. 21, 2009)
News on Astrobiology Magazine (Feb 12, 2009)

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