**About the Editors**

**Amin Mojiri** is currently working at Hiroshima University (Japan) as an Assistant Professor. He received his PhD from Universiti Sains Malaysia in 2015. His research interests include water and wastewater treatment, the microalgae-based system, anammox, water quality, emerging contaminants, and the application of biochar. With more than 8 years of experience in academia, he has published more than 70 papers in peer-reviewed journals. Moreover, he received several international awards. In 2017, he received three silver medals and one gold medal in the International Invention and Innovation Competitions for his projects related to the treatment of water and wastewater. Additionally, he was selected as an Excellent Young Researcher candidate by the Ministry of Education, Culture, Sport, Science and Technology (MEXT, Japan) in 2020.

**Mohammed J.K. Bashir** received his Masters and PhD degrees in Environmental Engineering from Universiti Sains Malaysia. He is currently serving as an Associate Professor and leads the Department of Environmental Engineering at Universiti Tunku Abdul Rahman, Malaysia. He is actively engaged in research and international collaborations and is serving as a Visiting Professor at the University of Indonesia, as well as an external expert at the National Centre of Scientific and Technical Evaluation (NCSTE) in Kazakhstan. He also serves as an editorial member and guest editor in various prestigious journals. Dr. Bashir has published more than 200 articles in high impact factor journals (WOS), books, and international conferences. Today his h-index is 34, with a total of 4350 citations. He has received more than 20 awards, including the best PhD research award from the School of Civil Engineering (Universiti Sains Malaysia, 2011), excellent teaching performance awards from UTAR between 2015 to 2021, top cited paper, a medal from the international exhibition in science and technology, and many others. He has secured various research funding grants in the area of wastewater treatment, waste management, resource recovery, and emerging contaminants. Dr. Bashir's expertise covers the treatment of water and wastewater, the identification and treatment of emerging contaminates, waste reutilization, and waste management technologies.
