We have obtained funding for a new project in the Call Retos of the Spanish National Research Plan 2020, financed by the Spanish Ministery for Science and Technology. The title of the project is SOIL FUNCTIONAL ASPECTS AND ECOTOXICITY OF ABANDONED MINE TAILINGS COLONIZED BY VEGETATION VS RESTORED IN SEMIARID ZONES: RESPONSE TO CLIMATE CHANGE. The PI is M Nazaret González Alcaraz. It is a three-years project.