Pedro Ignacio Tume Zapata (Pedro Tume); Full Professor. Doctor of Chemical Sciences, University of Barcelona (Spain), 1997. Master of Groundwater Hydrology, Politechnical University of Catalonia, 1994. Experience: University of Piura 1981-1993; Universidad Católica de la Santísima Concepción 1997- Research: Soil and Groundwater contamination.