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Ancient soils' early whiff of oxygen
Oxygen may have been accumulating in Earth's atmosphere hundreds of millions of years earlier than we thought, according to a study of the oldest soils on Earth.
Oxygen may have been accumulating in Earth's atmosphere hundreds of millions of years earlier than we thought, according to a study of the oldest soils on Earth.
Source: BBC News
Posted on: Thursday, Sep 26, 2013, 8:18am
Views: 1083
Posted on: Thursday, Sep 26, 2013, 8:18am
Views: 1083
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