Biobased neoclassical and ex novo materials. These are the neomaterials representing the new scenarios of matter. Plant or bio-based, extracted from urban mines or recovered from waste, they are the protagonists of the circular economy paradigm. Renewable Matter asked Anna Pellizzari, who, together with Emilio Genovesi edited the book Neomateriali nell’economia circolare (Edizioni Ambiente, 2017), to describe their distinctive features.   What are the macro-factors modifying the big picture of materials used by industries (demography, scarcity of resources, pressure on ecosystems)? “The current industrial model, still based on a linear produce-consume-dispose path, stems from the assumption that resources are infinite. Clearly, this is not the case: the pressure...