Marios C. Kirlas received his B.Sc. in Geology from Aristotle University of Thessaloniki, specialized in Hydrogeology. He holds a MSc in Applied and Environmental Geology from A.U.Th., specialized in Hydrogeology. He received an Erasmus Scholarship for MSc studies in Ruhr University Bochum, Germany, specialized in Hydrogeology. He earned another MSc Degree in Environmental Protection & Sustainable Development from A.U.Th. He is currently pursuing a PhD in Water Resources Management.