https://www.sciencemag.org/news/2020/04/huge-step-forward-mutant-enzyme-could-vastly-improve-recycling-plastic-bottles?utm_campaign=news_daily_2020-04-08&et_rid=682362580&et_cid=3279246#
https://media.realinstitutoelcano.org/wp-content/uploads/2023/09/ari84-2023-america-latina-y-las-crisis-real-instituto-elcano.pdf
https://www.eca.europa.eu/ECAPublications/RV-2023-04/RV-2023-04_EN.pdf