I think it's obviously the second conclusion being asserted. A cursory Google search produced some supporting sources, e.g. https://www.theguardian.com/environm

I think it's obviously the second conclusion being asserted. A cursory Google search produced some supporting sources, e.g. https://www.theguardian.com/environment/2019/nov/06/dumped-fishing-gear-is-biggest-plastic-polluter-in-ocean-finds-report https://www.theguardian.com/environment/2019/nov/06/dumped-f...