Preeti Kumari is an Assistant Professor at Amity University Jharkhand, Ranchi, India, specializing in metal(loid) analysis, biodiversity monitoring, and ecological and human health risk assessments. Her research spans ecotoxicology, heavy metal contamination, bioaccumulation, microplastics, and remediation techniques, with high-impact publications on heavy metal bioaccessibility and bioindicators in aquatic systems. Pavan Kumar is a faculty member at the College of Horticulture and Forestry, Rani Lakshmi Bai Central Agricultural University, Jhansi, India. He obtained his Ph.D. from the Faculty of Natural Sciences, Jamia Millia Islamia, New Delhi, and has published fifty research papers in international journals and authored several books.