Dr. Sukanya S obtained her Ph.D. in environmental sciences in 2022 from the University of Kerala, India. She worked as a research fellow at the Department of Environmental Sciences, University of Kerala, for a major research project funded by the Department of Atomic Energy–Board of Research in Nuclear Sciences (DAE–BRNS, Government of India) between 2016 and 2019, in collaboration with Bhabha Atomic Research Centre (BARC), Mumbai, India. Her Ph.D. work focused on hydrochemistry and environmental isotope hydrology, particularly on hydrological applications of the radon isotope 222Rn. She is also a recipient of a scholarship awarded by the Indo-German Centre for Sustainability (IGCS) under the German Federal Ministry for Education and Research (BMBF) through the German Academic Exchange Service (DAAD) for participating in the Indo-German Students Exchange Program 2015 on “Sustainable Water Management in Rural Landscapes” at the Department of Hydrology and Water Resources Management, Kiel University, Germany. She is a member of international scientific bodies such as the International Association of Hydrological Sciences (IAHS), International Water Resources Association (IWRA) and the Organization for Women in Science for the Developing World (OWSD)–UNESCO.She has published research papers, book chapters published by international publishers like Taylor & Francis, Elsevier and presented papers in various conferences conducted by internationally reputed organizations including the International Commission on Radiological Protection (ICRP 2019, Australia). She is also a reviewer for many international journals with leading publishers. Dr. Sabu Joseph obtained his Ph.D. in geology in 1997 from the University of Kerala (India). He joined the Department of Environmental Sciences at the same university as a Junior Lecturer in 2001 and now works as a Professor of the department and  Director of the School of Earth System Sciences. He teaches remote sensing, environmental geology, environmental chemistry, and environmental impact assessment to post-graduate students. His current research areas include biogeochemistry, hydrogeochemistry and isotope hydrology. He has supervised 12 Ph.D. students and still has 9 candidates pursuing their doctoral degrees under his guidance. He is also a mentor for 4 D. S. Kothari postdoctoral fellowship awardees. He has completed 6 major projects funded by various agencies, including an Indo-Israel international project funded by the University Grants Commission (India), and another by the Board of Research in Nuclear Sciences, India-funded projects. He has published 90+ research papers in various national and international journals and 2 books. He visited many countries as part of research/conference. He is currently the chairman of the board of studies in environmental sciences, member of the Academic Council, and Innovation Council of the University of Kerala. Also serving as expert committee member in various government organizations. He is coordinating the village adoption program of the Dept. of Environmental Sciences. He is an editorial board member and a reviewer for many journals.