A Dutch teenager has invented a device that he claims could clean up some 20 billion tonnes of plastic waste from the world’s oceans.

Boyan Slat, 19, came up with the idea of a series of floating booms and processing platforms designed to collect floating plastic rubbish.

The ‘ocean cleanup’ concept is designed to capture the floating plastic but allow life like fish and plankton to pass through unharmed, while saving the waste materials to be recycled.

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