Which process is most responsible for the increase in early Earths atmospheric oxygen levels

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13-02-2017
Biology

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Which process is most responsible for the increase in early Earths atmospheric oxygen levels

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acolomps acolomps · Answer 1 · 2017-02-13T01:12:24+01:00

acolomps acolomps

13-02-2017

The Great Oxygenation Event- referred to as such because it increased Earth's atmospheric oxygen levels. This was caused by the evolution of photosynthesizing organisms releasing oxygen.

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TimeMunkee TimeMunkee · Answer 2 · 2018-09-12T22:21:34+02:00

TimeMunkee TimeMunkee

12-09-2018

Photosynthesis is the correct answer.

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