How Great was the “Great Oxidation Event”? - Eos

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How Great was the “Great Oxidation Event”? - Eos

eos.org

fossilesque@mander.xyzM to

Earth, Environment, and Geosciences@mander.xyzEnglish · 4 months ago

cross-posted to:
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Geochemical sleuthing amid acid mine runoff suggests that scientists should rethink an isotope signal long taken to indicate low levels of atmospheric oxygen in Earth’s deep past.

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