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About two-thirds of this total — 6.3 billion tonnes — has been discarded as waste, while 2.6 billion tonnes is still in use, according to a study published in 2017 in Science Advances.

The increase in the production of virgin plastic is accelerating. In 2016, the manufacture of virgin plastic reached 396 million tonnes, says a report by the World Wildlife Fund (WWF) published in March this year. WWF’s projections indicate that if the increase in production is not contained, the world will have to deal with about 550 million tonnes of the material by 2030.


Carla I.A. Fuente, Andressa Tamyris de Souza, Carmen C. Tadini, Pedro Esteves Duarte Augusto: “Ozonation of cassava starch to produce biodegradable films”; International Journal of Biological Macromolecules, December 2019: doi.org/10.1016/j.ijbiomac.2019.09.028

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