At five sites in the world’s oceans, plastic waste accumulates in large swirling gyres, the largest of which is three times the size of France. Millions of tons of plastic enters the oceans every year, damaging marine ecosystems, harming ocean animals and entering the human food chain.
Japanese researchers have developed a new kind of biodegradable plastic that could help. The material, reported in the journal Carbohydrate Polymers, is made from starch and cellulose, and could be a step towards a low-cost biodegradable plastic that can be mass-produced.
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