The Viewpoint

Industrial pollution has contaminated even the deepest parts of the Pacific Ocean

February 16, 2017

  Industrial pollution has reached even the most remote corners of Earth: the deepest part of the sea. Scientists have discovered “extraordinary levels” of polychlorinated biphenyls, or PCBs, in the Mariana and Kermadec trenches, two of the deepest ocean chasms on the planet. “Trenches ...

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mariana trench