On Tuesday July 5th Margarita Ibáñez Ruiz del Portal presented her Graduate Thesis entitled “Temporal evolution of the system soil-plant in the Guadiamar Green Corridor, contaminated by trace elements after the Aznalcóllar mine spill: a bibliographic review (1998-2015)” (in Spanish), in the Technical School of Agronomical Engineer, University of Sevilla. The grade was “Outstanding” (10). Congratulations to Margarita, and to the Supervisors M.T. Domínguez and J.M. Murillo.