Science
When Did Photosynthesis Begin? – Universe Today – Queanbeyan Online News
Sometime around 2.4 billion years ago, a nascent planet Earth underwent one of the most dramatic changes in its history. Known……
Sometime around 2.4 billion years ago, a nascent planet Earth underwent one of the most dramatic changes in its history. Known as the Great Oxidation Event, this period saw Earths atmosphere suddenly bloom with (previously scarce) molecular oxygen. The……
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