More than 14m tonnes of plastic believed to be at the bottom of the ocean

Thirty times more plastic on ocean floor than surface, analysis suggests, but more trapped on land than sea At least 14m tonnes of plastic pieces less than 5mm wide are likely sitting at the bottom of the world’s oceans, according to an estimate based on new research. Analysis of ocean sediments from as deep as 3km suggests there could be more than 30 times as much plastic at the bottom of the world’s ocean than there is floating at the surface. Continue reading...
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