It's primarily from rivers that run through Asia and Africa. https://www.acsh.org/news/2018/07/26/asia-africa-cause-90-plastic-pollution-worlds-oceans-13233 ht

It's primarily from rivers that run through Asia and Africa. https://www.acsh.org/news/2018/07/26/asia-africa-cause-90-plastic-pollution-worlds-oceans-13233 https://www.acsh.org/news/2018/07/26/asia-africa-cause-90-pl...