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Oxygen in old rocks reveals new details of its own early history on Earth

November 2, 2019 - General

Despite bearing witness to its own increase in Earth’s atmosphere by around 2.5 to 2.3 billion years ago, oxygen has had relatively little to say about its own early history until now. A recent EU-funded study provides a fresh perspective on one of Earth history’s most significant stories—the rise of oxygen.

Credit: © Pascal PhilippotWhile the recent history of Earth’s atmosphere can be accessed by directly measuring atmospheric gases…

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Source: archeo

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