Millions of tons of ocean plastic has gone missing

For a decade or more, scientists have assumed our seas carry millions of tons of plastic, much of which should be floating in open water, forming vast midocean “gyres” — islands of man-made mess such as the Great Pacific Garbage Patch. But according to a new study, something more worrying is happening to 99 percent of the ocean’s plastic: it’s disappearing.

The study outlines the findings of scientists who trawled the waters around five large ocean gyres in 2010 and 2011. The data they obtained put them far short of the expected amount of plastic in the ocean — rather than millions of tons, the global load of ocean plastic was calculated at 40,000 tons at most. Carlos Duarte, an oceanographer at the University of Western Australia and…

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