Conceptual Model for Facultative Symbiosis between Sustainable Construction and Nature-Based Solutions in the Training of Engineers in Chile - Hugo Valdes; Christian Correa; Cristian Suarez; Luis Alberto Laurens Arredondo; Mariela Faviola Hurtado Espinosa; Ismael L. Vera-Puerto; Myrna Zagal; Carlos A. Arias (International Journal of Sustainability in Higher Education, 2025)