File:Oxygen atmosphere.png
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Oxygen_atmosphere.png (617 × 467 pixels, file size: 25 KB, MIME type: image/png)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 14:30, 1 June 2007 | 617 × 467 (25 KB) | commons>Yonidebest | {{Information |Description={{en|Representation of evolutionary and geological events leading to changes of oxygen content in earth's atmosphere since the formation of the planet. Geological events: *A) No oxidized iron found. *B) Oxidized iron bands in s |
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