ŹRÓDŁA ZEWNĘTRZNE
https://www.futurelearn.com/info/courses/sustainable-fashion/0/steps/13562: Sustainable Fashion: Standards, Certifications and Schemes. This post offers a review of the different key certifications that apply to the fashion sector.
Presentation of the UN about the Sustainable Development Goals and the 2030 agenda
https://ellenmacarthurfoundation.org/circular-economy-diagram
Presentation of the butterfly diagram by the Ellen Mac Arthur foundation.