Marc Diego Feliu is graduated in Environmental Sciences for the Universitat Autònoma de Barcelona (UAB). Currently, he is a PhD candidate at MERS research group from the Institut de Ciència I Tecnologia Ambientals (lCTA). The doctoral thesis is focused on the use of radionuclides to evaluate environmental processes, specifically the land-ocean interactions such as Submarine Groundwater Discharge (SGD). He also participated actively in two national projects NUREIEV (CTM2013 -44598-R) and MEDISTRAES (CGL2013-48869-C2-2-R) and in the international project FROST (Filchner Ronne Outflow System Tomorrow) where he joined an oceanographic campaign at Antarctica from January to March 2018.