The earliest oxygen-breathing bacteria (Evolution)
by romansh 
, Sunday, October 23, 2011, 23:33 (4588 days ago) @ David Turell
My guess would be the early atmosphere would have been fairly reducing, SO2 and methane. So any early oxygen produced would have been mopped up. Only once the reducing character of the atmosphere had been "neutralized", only then could any significant increase in oxygen content be observed.
Complete thread:
- The earliest oxygen-breathing bacteria -
David Turell,
2011-10-22, 02:38
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- The earliest oxygen-breathing bacteria -
dhw,
2011-10-22, 13:24
- The earliest oxygen-breathing bacteria -
David Turell,
2011-10-22, 23:23
- The earliest oxygen-breathing bacteria -
dhw,
2011-10-23, 17:02
- The earliest oxygen-breathing bacteria -
David Turell,
2011-10-23, 20:08
- The earliest oxygen-breathing bacteria -
romansh,
2011-10-23, 23:33
- The earliest oxygen-breathing bacteria - David Turell, 2011-10-24, 01:03
- The earliest oxygen-breathing bacteria -
romansh,
2011-10-23, 23:33
- The earliest oxygen-breathing bacteria -
David Turell,
2011-10-23, 20:08
- The earliest oxygen-breathing bacteria -
dhw,
2011-10-23, 17:02
- The earliest oxygen-breathing bacteria -
David Turell,
2011-10-22, 23:23
- The earliest oxygen-breathing bacteria -
dhw,
2011-10-22, 13:24