Autor/es reacciones

Carmen Morales

Lecturer at the University of Cadiz, researcher at the Institute of Marine Research (INMAR) and Scientists Coalition for an Effective Plastics Treaty 

The study has been developed in a very clear and concise way. In recent years, there has been a rapid increase in the use of supposedly biodegradable and/or bio-based plastics. But this terminology is misleading and can lead to misunderstandings on the part of the consumer, as this study demonstrates. These materials degrade under very specific conditions that are not common in the environment. Certainly, when looking for an alternative to plastics, we must consider the whole cycle of the material, from its origin to the end of its life.  

In addition, we know that there are some 13,000 chemical compounds associated with plastics to give them colour, flexibility and particular characteristics. Many of these additives and associated substances are known to be highly toxic—such as plasticisers, flame retardants, bisphenols or PFAs, among others. So-called biodegradable plastics contain very similar types and quantities of chemicals as those used in fossil-based plastics. All of these issues are relevant to the Plastics Treaty negotiations that continue in Paris next week.

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