Planet TableOxygen levels in the Earth's atmosphere
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Oxygen levels in the Earth's atmosphere
by Lazarus on Wed Oct 24, 2012 5:06 pm
SpaceRef: Oxygen's Ups and Downs in the Early Atmosphere and Ocean
Possibly the Earth's atmosphere had high levels of oxygen around 2.3–2.2 Ga which then fell off again. Interesting implications for evolution/geology if true.
Possibly the Earth's atmosphere had high levels of oxygen around 2.3–2.2 Ga which then fell off again. Interesting implications for evolution/geology if true.
Lazarus- dK star
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Registration date: 2008-06-12 
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