There have been attempts at harvesting plastic from the ocean. I remember one fairly recently that built a system using crowd funding but I don't think it was a

There have been attempts at harvesting plastic from the ocean. I remember one fairly recently that built a system using crowd funding but I don't think it was as successful as hoped. If they keep trying I have little doubt they'll make it work and possibly even turn a profit. https://www.sciencealert.com/that-ocean-garbage-collector-is-finally-hauling-in-bags-of-rubbish https://www.sciencealert.com/that-ocean-garbage-collector-is...