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> and a serveral times bigger total amount of plastic (5% of the ocean) Looking at your link, you mean "5x the ocean" not "5% the ocean". That link claims the
by jessriedel 9y ago
> and a serveral times bigger total amount of plastic (5% of the ocean)
Looking at your link, you mean "5x the ocean" not "5% the ocean". That link claims the beach plastic density is 2000 times larger, implying that by their definition "beaches" are 2.5km wide on average (since there are 361 M km^2 of ocean and 356,000 km of shoreline).
- legulere 9y agoThere’s still 94% of the plastic on the ocean floor which is not tackled at all. I don’t get where you have your number of shoreline from. I find numbers threee times yours. Further the report states that the pollution of the ocean surface is less than 1%
- jessriedel 9y agoFirst result on Google & CIA world Factbook are both about 350,000 km. https://www.quora.com/How-many-miles-of-coastline-are-there-in-the-world https://www.quora.com/How-many-miles-of-coastline-are-there-...
- carlmr 9y ago>356,000km of shoreline At what feature size? https://en.wikipedia.org/wiki/Coastline_paradox https://en.wikipedia.org/wiki/Coastline_paradox
- jessriedel 9y agoIn this case, the appropriate size is of order 2.5 km.