3 ms·
Pretty much. Earth's reducing, oxygenating atmosphere is an anomaly that did not exist before stromataliths. https://en.wikipedia.org/wiki/Stromatolite#cite_r
by three_seagrass 7y ago
Pretty much. Earth's reducing, oxygenating atmosphere is an anomaly that did not exist before stromataliths.
https://en.wikipedia.org/wiki/Stromatolite#cite_ref-PiP_15-1 https://en.wikipedia.org/wiki/Stromatolite#cite_ref-PiP_15-1