Starting from the principle of thinking and doing, and in the context of the mandatory confinement caused by the pandemic, the failures of society are considered, particularly in environmental, architectural and urban matters, which have come to light in the face of the health crisis. The measures that are necessary to solve, through professional training, some immediate problems of adaptation and others that will arise after the pandemic are analyzed.A partir del principio de pensar y hacer, y en el contexto del confinamiento obligatorio causado por la pandemia, se consideran las fallas de la sociedad, particularmente en lo ambiental, arquitectónico y urbanístico, que han salido a la luz ante la crisis sanitaria. Se analizan las medidas que resultan necesarias para resolver, a través de la formación profesional, algunos problemas inmediatos de adaptación y otros que surgirán luego de la pandemia.