Dr. Kanchan Deoli Bahukhandi is a Senior Associate Professor in the Sustainability Cluster at the School of Advanced Engineering, UPES, India. With over 25 years of experience, she specializes in environmental science, hydrogeochemistry, water pollution, microplastics, and solid waste management, particularly in Himalayan ecosystems. She holds a Ph.D. from the Wadia Institute of Himalayan Geology. Dr. Bahukhandi has published 85+ research papers, 35 book chapters, and 4 edited books. She has supervised 7 Ph.D. scholars and is guiding 5 more. She has led government-funded projects (DST, UCOST, ANRF) worth over INR 90 lakhs and serves as Associate Editor and reviewer for reputed international journals. Dr. Anamika Kushwaha obtained her Ph.D. in Biotechnology from Motilal Nehru National Institute of Technology (MNNIT), Allahabad, India. She is currently serving as a Postdoctoral Fellow at Chungbuk National University, Republic of Korea. Her research expertise lies in environmental biotechnology, focusing on phyto- and bioremediation, biogeochemical analysis of heavy metals, plant–microbe–soil interactions, microplastics, resource recovery, and environmental microbiome studies. Dr. Kushwaha has made significant scholarly contributions through numerous peer-reviewed publications, book, and patents, reflecting the applied impact and innovation of her research work. Dr. Uday Bhan did his Ph.D. in Earth Sciences in 2012. Currently, he serves as Professor in the Energy Cluster, School of Advance Engineering at UPES. Dr. Bhan specializes in organic geochemistry, groundwater chemistry, atmospheric pollution studies, and basin analysis. He has supervised 7 PhD including four Ph.D. scholars worked in the Himalayan region. His work also encompasses reservoir analysis, drilling fluids, and atmospheric pollutants. His contributions significantly advance research in environmental geosciences, energy resources, and sustainable development. Dr. Vipin Kumar Saini is an Associate Professor of Environmental Chemistry at Doon University, India. He earned his PhD from Indian Institute of Technology Roorkee and completed postdoctoral research in Portugal. His research interests include functional porous materials for adsorption, catalysis, and sustainable environmental remediation.Dr. Lalit Goswami is currently an Assistant Professor at Gachon University, Republic of Korea. He received his Ph.D. in The Environment from Indian Institute of Technology Guwahati, India. His research interest includes environmental biotechnology, bio-hydrogeochemistry, bio-inspired carbonaceous nano-materials, organic micropollutants, and resource recovery.