Composting plastic quickly

July 1st, 2021

A modified plastic (left) breaks down after just three days in standard compost (right) and entirely after two weeks. Photo: Ting Xu/UC Berkeley. Most compostable plastics, made primarily of the polyester known as polylactic acid (PLA), end up in landfills and last about as long as any other plastic. But University of California, Berkeley, scientists […]

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