Six-decade plankton study show how ocean plastic waste problem has grown to global emergency, based on records from the continuous plankton recorder, a torpedo-shaped marine sampling device that has been towed across more than 6.5 million nautical miles of ocean over the past 60 years.

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Six-decade plankton study show how ocean plastic waste problem has grown to global emergency, based on records from the continuous plankton recorder, a torpedo-shaped marine sampling device that has been towed across more than 6.5 million nautical miles of ocean over the past 60 years.