22 September 2005 Geological events in the Precambrian era
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The appearance of Bacteria, Eukaryotes, Metaphyta, Metazoa, etc., as well as the oxygenation of the atmosphere, took place much earlier than was formerly believed. The paleontological data clearly indicate that the difference in the surface temperature on the Earth from the Archaean to the present time was no more than 35-45° C.
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A. Yu. Rozanov, A. Yu. Rozanov, } "Geological events in the Precambrian era", Proc. SPIE 5906, Astrobiology and Planetary Missions, 59060N (22 September 2005); doi: 10.1117/12.624855; https://doi.org/10.1117/12.624855


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