Dr. Miltiadis G. Zamparas (PhD) a Researcher in the field of Chemical Engineering, at the Foundation for Research & Technology-Hellas (FORTH), Institute of Chemical Engineering Sciences (ICE-HT). Miltiadis holds bachelors, master’s degrees in Environmental Engineer from the University of Ioannina and University of Patras, Greece. He also holds a MSc in Institutions and Health policies from Department of Social and Political Sciences, University of Peloponnese, Greece. He received his Ph.D. in Environmental Engineering in 2015 from University of Patras, School of Engineering, Department of Environmental Engineering. His primary research activities focus on Water Management, Restoration of degraded water bodies, Environmental Chemistry, Materials Science, as well as novel functional materials for water treatment. Dr. Dr. Grigorios L. Kyriakopoulos (2 PhDs) is Teaching and Research Associate at the School of Electrical and Computer Engineering, National Technical University of Athens (NTUA), Greece. He accumulated 30 years research and teaching experience at NTUA, Hellenic Naval Academy (2 years), Hellenic Merchant Marine Academy (2 years), and School of Pedagogical and Technological Education of Athens (4 years). At the period 1991-2022 he accomplished an educational profile of 22 university qualifications, including: Chemical Engineering (MEng, MSc, PhD, PostDoc), Environment (BSc, 2 MSc, PhD), Energy (MSc), Business Administration (CertHE in HRM, BA, MA), Hellenic Civilization (BA and MA), Education (PGCE), Psychology (CertHE, HND, PGCert). His research interests include engineering, environmental systems, energy, remediation of polluted areas through aqueous or gaseous media, renewable energy sources, business administration, education, development economics, circular economy, behavioral ecology.