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Could water on Earth be homegrown? www.quantamagazine.org/where-did-ea...
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At first, scientists thought Earth’s water came from comets. Then, asteroids. Now, they wonder if Earth’s water is homegrown.
www.quantamagazine.org
Where Did Earth Get Its Oceans? Maybe It Made Them Itself. | Quanta Magazine
John Tweedie
