Dr. Amit K. Thakur received his B. Tech (Chemical Engineering) from Birsa Institute of Technology, Sindri, Dhanbad, India, M. Tech (Chemical Engineering) from the Indian Institute of Technology, Bombay, India, and Ph. D (Chemical Engineering) from University of Petroleum and Energy Studies, Dehradun, India. He has total 12 years of teaching and research experience. He has published more than 25 research papers in peer-reviewed international journals and participated in many conferences, workshops, and training programs. He has 1 patent granted by the government of India. He is reviewer of many journals such as, Separation science and Technology, Powder Technology, Chemical Engineering Research and Design, Particuology, International Journal of Chemical Reactor Engineering, etc. His research interest includes Advanced oxidation process, Pharmaceuticals, and personal care products (PPCPs) degradation, multi-scale modeling & optimization and Pharmaceutical Crystallization. He has published several chapters with Springer, Elsevier and Nova Science, USA, edited books. Dr. Rahul Kumar received his B. Tech (Chemical Engineering) from Bundelkhand Institute of Engineering & Technology, Jhansi, India, M. Tech (Chemical Engineering) from the Indian Institute of Technology, Bombay, India, and Ph. D (Chemical Engineering) from Jaypee University of Engineering & Technology, Guna, Madhya Pradesh, India. He has total 12 years of teaching and research experience. He has published more than 20 research papers in peer-reviewed international journals and participated in many conferences, workshops, and training programs. His research interest includes Environmental science, pharmaceutical degradation, multi-scale modeling & optimization and Pharmaceutical Crystallization. He has published many chapters with Springer Nature. Dr. Nadeem A Khan is currently working as an assistant professor in the Department of Civil Engineering at Mewat Engineering College, in India. Previously he was Head of Department from 2014 to 2017. He completed his Ph.D. from Jamia Millia Islamia University in 2022. He received his M.Tech. (Civil Engineering) with honours in Environmental Engineering from Aligarh Muslim University, India in 2011. He has acted as an editorial board member for Nature on Scientific Reports and worked with Springer on a special issue in the Discover Water Journal. He was awarded the Best Young Scientist Award (Male) by LWT India and GECL for his Scientific contribution to Environmental Engineering. He has published four books with international publishers, 64 papers in SCI journals, and has also published more than 10 PATENTS in civil Engineering and water treatment. He is currently working in Civil Engineering Department, Jazan University, Saudi Arabia. He has more than 11 years of teaching and research experience. He has >60 peer-reviewed publications, 1 book (edited), 6 patents and 5 book chapters to his credit. He is a guest Editor in ‘Frontiers in Environmental Chemistry, and ‘Frontiers in Sustainability. He is a reviewer in reputed journals such as Journal of Molecular Liquids, Chemosphere, Journal of Water Processing Engineering, Waste Management, Separation and Purification Technology, etc. His work on Advanced Oxidation Process was published in Journal of Cleaner Production, Journal of Water Process Engineering and Trends in Analytical Chemistry. Dr. Ravi Shankar received his B. Tech (Chemical Engineering) from Birsa Institute of Technology, Sindri, Dhanbad, India, M. Tech (Chemical Engineering) and Ph.D. from the Indian Institute of Technology, Roorkee, India. He has total 09 years of teaching, research, and industrial experience. He has published more than 35 research papers in peer-reviewed international journals. Presently he is supervising 07 Ph.D. students from different disciplines. His current research is related to Advanced Oxidation Process (Electrocoagulation), Microbial Fuel Cell, Heat Transfer, and Biofuel. He has published more than 10 book chapters in Springer, Elsevier and Nova Science, USA, edited books. Dr. Md. Nahid Pervez is a research fellow at the Department of Civil Engineering of the University of Salerno (Italy), where he drives research activities at the Sanitary Environmental Engineering Division (SEED). Dr. Pervez received his BSc degree in Textile Engineering (2014) at the Southeast University (Bangladesh) under the supervision of Prof Syed Fakhrul Hassan. After that, he secured Color Root (Hubei) Scholarship to pursue his MSc studies in Textile Engineering at the Wuhan Textile University (China) in 2016. Then he received his Ph.D. from the University of Salerno (Italy) in 2022. His research focuses on wastewater treatment, resource recovery, sustainable textiles, and process modelling. Dr. Pervez is the Topical Advisory Panel Member of Sustainability. He serves as Guest Associate Editor for Frontiers in Sustainability and Review Editor for Frontiers in Water.