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Conditions for Creation

A deep-sea volcanic eruption at Brimstone Pit, a vent on the side of a large submarine volcano in the Mariana Arc – part of the “Submarine Ring of Fire” that circles the Pacific Ocean basin, where tectonic plates spread or collide. Credit: NOAA Submarine Ring of Fire 2006 (Volcanoes Unit MTMNM)

A deep-sea volcanic eruption at Brimstone Pit, a vent on the side of a large submarine volcano in the Mariana Arc – part of the “Submarine Ring of Fire” that circles the Pacific Ocean basin, where tectonic plates spread or collide. Credit: NOAA Submarine Ring of Fire 2006 (Volcanoes Unit MTMNM)

By Simon Turner, Tracy Rushmer, Mark Reagan & Jean-Francois Moyen

A sequence of the world’s oldest rocks in the depths of the Mariana Trench indicates that both plate tectonics and life may have commenced on Earth 4.4 billion years ago.

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