Friedman, Avi2019-06-182019-06-182019-06-18https://riunet.upv.es/handle/10251/122424[EN] Throughout most of human history, societies have lived a self-sufficient existence. Their immediate environment was the place from which they harvested or collected their basic needs...Reconocimiento - No comercial (by-nc)VitruvioSustainable developmentSustainable development past and futureArtÃculo2019-06-1810.4995/vitruvio-ijats.2019.11866Abierto2444-9091