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Pacific Ocean
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Pacific Ocean Article

What is the deepest region of the Pacific Ocean?

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The Mariana Trench, also called the Marianas Trench, is a deep-sea trench in the floor of the western North Pacific Ocean, and it is the deepest such trench known on Earth. It is part of the western Pacific system of oceanic trenches coinciding with subduction zones—points where two adjacent tectonic plates collide, one being forced below the other.

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