File:Evolution of the composition of the terrestrial atmosphere.gif

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English: Evolution of the composition of the terrestrial atmosphere. The living beings contributed largely to this modification, fixing and consuming the CO2 and producing O2. At the same time, the atmospheric pressure considerably decreased.
Source http://www.exobiologie.info/Pages/Egalaxie1.html
Author Roger RAYNAL

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This work is ineligible for copyright and therefore in the public domain because it consists entirely of information that is common property and contains no original authorship.

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current17:21, 29 August 2012Thumbnail for version as of 17:21, 29 August 2012386 × 249 (4 KB)Biem (talk | contribs){{Information |Description ={{en|1=Evolution of the composition of the terrestrial atmosphere. The living beings contributed largely to this modification, fixing and consuming the CO2 and producing O2. At the same time, the atmospheric pressure cons...

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