Dr. Afzal Husain Khan works in the Civil and Architectural Engineering Department at Jazan University, Saudi Arabia. He received his PhD from Universiti Sains Malaysia, Malaysia, and B.E. and M. Tech degrees from the Aligarh Muslim University, India. He is an academic editor of PLOS ONE, Advances in Civil Engineering (Wiley), Associate Editor in TEIEE, and Guest Editor in Elsevier/Springer/Frontiers journals. He has been involved in many funded projects under the Deanship of Scientific Research (DSR) in Saudi Arabia. He has 90+ peer-reviewed publications (h-index >30; >3000+ citations), 4 books (edited), 6 patents, and 5 book chapters to his credit.Dr. Nadeem A Khan is currently working as an Assistant Professor in the Department of Civil Engineering at King Khalid University, Abha,Saudi Arabia. He worked at Mewat Engineering College as an Assistant Professor from August 1, 2012, to February 23, 2022. He has submittedhis Ph.D. from Jamia Millia Islamia, New Delhi. He also acted as Academic Coordinator of the Civil Engineering department from 2014 to 2017. He is an editorial board member of Nature Journal - Scientific Reports (IF=4.3) and a special issue editor of Springer Journal on Discover Water. His recent accomplishments included 15 Coursera course completion certificates. LWT India and GECL awarded them the Best Young Scientist Award (Male) for their Scientific contribution to Environmental Engineering. He has also served as an external examiner and paper setter at Integral University, Lucknow, and Dehradun Technical University since 2013. Has got his M. Tech. (Civil Engineering) in 2011, and received Honors in Environmental Engineering from Aligarh Muslim University. Mr. Khan was associated with the Ministry of Environment and Forest for two years as a Junior Research Fellow (JRF) in 2009-11 and also worked with UNICEF as a Research Assistant (RA) on the topic ofGIS mapping andWater quality parameter estimation, including monitoring of the Agra Region for six months in 2012. He has professional experience at DLFLaing’s Rourke India Ltd as a Construction Engineer on an SEZ project in Gurgaon from 2008 to 2009. He qualified for the GATE examinations in 2010. His industry activity areas were post-contract works, reconciliation, planning, and budgeting. His one chapter about SBR wastewater treatment technology was recently published in Lenin Publication. He has attended several conferences, workshops, seminars, and research projects, and has engaged in various research endeavors. He has published 03 Books with International Publishers, 55 papers in SCI, and 15 in National journals. He has also published more than 10 patents in Civil Engineering and water treatment. He is also active in social welfare activities. He is the Joint Secretary of the Environmental Awareness Society, Environsense, which organizes over 25 events. Dr. Mu. Naushad is working as a full professor in the Department of Chemistry, College of Science at King Saud University, Riyadh, Saudi Arabia. His research interests include wastewater treatment, adsorption, ion exchange, bioremediation, and photodegradation. Dr. Naushad is the author and coauthor of more than 500 refereed journal publications and several books, book chapters, and US patents.Hamidi Abdul Aziz is a Professor in Environmental Engineering in the School of Civil Engineering of Universiti Sains Malaysia. Professor Aziz received his PhD degree in civil engineering (Environmental Engineering) from the University of Strathclyde in Scotland in 1992. He is a guest editor of the special issue on landfill leachate management and control of the International Journal of Environment and Waste Management (IJEWM). Professor Aziz currently serves as the Editor-in-chief of the International Journal of Scientific Research in Environmental Sciences (IJSRES). He also serves as the Managing Editor of the International Journal of Environment and Waste Management, IJEWM and the International of Journal of Environmental Engineering, IJEE. Professor Aziz's research focuses on alleviating problems associated with water pollution issues from industrial wastewater discharges and from solid waste management via landfilling, such as landfill leachate. Advanced oxidation processes is also one of his research focuses. In addition, he has strong interest in biodegradation and bioremediation of oil spills
