Oceanography

Dive into ocean science, marine life, deep-sea discoveries, polar ecosystems, underwater geology and mysteries hidden beneath the world's oceans.

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What Is the Mariana Trench?
Oceanography

What Is the Mariana Trench?

The Mariana Trench is a long, narrow depression in the western Pacific created where one tectonic plate bends and descends beneath another. It contains Challenger Deep,…

December 17, 2018