If stromatolites increased in abundance in the late Archean and began releasing massive amounts of oxygen why didn t the

Question

If stromatolites increased in abundance in the late Archean and began releasing massive amounts of oxygen why didn t the atmosphere and oceans become oxic right away other organisms used the iron for lithotrpohy O the oxygen reacted with iron to form red beds on land the oxygen escaped to space O the oxygen reacted with the reservoir of dissolved iron in the ocean to form the BIFS

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