At least dealing with some portion of the problem is a good start and we’re still inventing new methods of dealing with microplastics, so until nearly all the trash is gathered larger trash cleanup efforts are worthwhile. Apparently 92% of the mass is made up of larger objects, so these need addressed first anyways.

https://en.m.wikipedia.org/wiki/Great_Pacific_Garbage_Patch

True! Oniomania is not the same as an economic system that sets those with capital above others with less capital.

There are definitely some economic systems that might help both though.

I may be naive but why wouldn’t a UN governed state not be in the best interest for all parties? https://en.m.wikipedia.org/wiki/Corpus_separatum_(Jerusalem)