How can the future design and configuration of cities promote greater sustainability in the conditions of urban life? Dust to Dust: Redesigning Urban Life in Healthy Soils is an urban design ideas competition, supporting the UN Sustainable Development Goals.
Although circular economy policies flourish in France and elsewhere, knowledge of urban metabolism,
understood as the whole flow of energy and materials for the functioning of cities, still remains
incomplete. Work in this field has been the subject of renewed interest for some years (Weisz &
Steinberger, 2010; Zhang, Yang & Yu, 2015), but is fragmented throughout the world, and often
focused on metropolitan areas conceived as the paroxysmal and dominant form of global