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Q&A How would the Great Atmospheric Catastrophe come about?

How can the atmosphere rapidly change composition? Around ~2.3 Billion Years ago, the Atmosphere changed radically: Cyanobacteria started pumping out Oxygen and the atmosphere gradually became Oxy...

5 answers  ·  posted 9y ago by Amziraro‭  ·  last activity 8y ago by Amziraro‭

Question atmosphere apocalypse