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Evidence for a Persistently Iron-rich Ocean Changes Views on Earth’s Early History

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March 6, 2013 in Science

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Discovery challenges previous models for the environment in which early life evolved

“Planavsky and his colleagues at UCR and in Canada, Australia, and China sought to remedy the data deficiency. New rock samples they collected from across the globe suggest a previously unknown continuity in ocean chemistry over much of its history. These data, the first of their kind, point towards continuous oxygen-poor, iron-rich conditions for 90 percent of Earth’s history, with oxygen and hydrogen sulfide, when present, limited mostly to the surface layers and along the margins of the oceans, respectively.”

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The provided evidence is supportive of this *Original Astronomical Planet Infowars Discovery


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