Organized within the framework of the agreement between the UNESCO Chair on Sustainability (UPC) and the United Nations Environment Programme (UNEP), and with the collaboration of Aarhus University in Denmark, the LIFE GreenAdapt project ( https://lifegreenadapt.com/ ), and the SureNexus Project ( https://surenexus.eu ), this online course (in Spanish) is designed for Latin America and is 100% action-oriented. Its dual focus is: i) the recovery of resources—water, energy, nut