A well-known study published in the journal Science showed that some 6.3 billion metric tons of plastic polymer had been produced and discarded in human history, and that only 9% had been recycled; 12% had been incinerated and the remaining 79% left to rot in landfills or garbage dumps, from which about 10% reached the coast and eventually the sea.
Click here for original story, Products made of plastic falsely claimed to be biodegradable are on sale at Brazilian supermarkets
Source: Phys.org