Dr. Mu. Naushad is presently working as an Associate Professor in the Department of Chemistry, College of Science, King Saud University (KSU), Riyadh, Kingdom of Saudi Arabia. He obtained his M.Sc and Ph.D Degree in Analytical chemistry from Aligarh Muslim University, Aligarh, India in 2002 and 2007, respectively. He has a vast research experience in the fields of Analytical Chemistry, Materials Chemistry and Environmental Science. He holds several US patents, over 280 publications in the international Journals of repute, twenty book chapters and several books published by renowned international publishers. He has >8400 citations with a Google Scholar H-Index of >54. He has successfully run several research projects funded by National plan for Science and Technology (NPST) and King Abdulaziz City for Science and Technology (KACST), Kingdom of Saudi Arabia. He is the editor/editorial member of several reputed Journals like Scientific Report (Nature); Process Safety & Environmental Protection (Elsevier); Journal of Water Process Engineering (Elsevier) and International Journal of Environmental Research & Public Health (MDPI). He is also the associate editor for Environmental Chemistry Letters (Springer) and Desalination & Water Treatment (Taylor & Francis). He has been awarded the Scientist of the year award-2015 from National Environmental Science Academy, Delhi, India; Scientific Research Quality award-2019, King Saud University, Saudi Arabia and Almarai Award-2017, Saudi Arabia. Dr. Saravanan Rajendran has received his Ph.D in Physics-Material Science in 2013 from the Department of Nuclear Physics, University of Madras, Chennai, India. He was awarded the University Research Fellowship (URF) during the year 2009-2011 by the University of Madras. After working as an Assistant Professor in Dhanalakshmi College of Engineering, Chennai, India during the year of 2013-2014, he was awarded SERC and CONICYT-FONDECYT post-doctoral fellowship, University of Chile, Santiago in the year of 2014- 2017. He has worked (2017-2018) in the research group of Professor John Irvine, School of Chemistry, University of St Andrews, UK as a Postdoctoral Research Fellow within the framework of a EPSRC-Global Challenges Research Fund for the removal of Blue-Green Algae and their toxins. Currently, he is working as a Research Associate, Faculty of Engineering, Department of Mechanical Engineering, University of Tarapacá, Arica, Chile. Also, Postdoctoral Research Fellow in SERC, University of Chile, Santiago, Chile. He is Associate Editor for International Journal of Environmental Science and Technology (Springer). His research interests focuses in the area of nanostructured functional materials, photophysics, surface chemistry and nanocatalysts for renewable energy and waste water purification. He has published several International peer-reviewed Journals, five book chapters and three books published by renowned international publishers. Dr. Abdullah M. Al-Enizi obtained his PhD in 2013 jointly form King Saud University (KSA) - Texas University Ustin (USA) and then joined the Department of Chemistry of King Saud University as an assistant professor. His research interests are polymeric materials, porous nanomaterials, catalysis and electrochemistry. He has authored more than 62 publications of high impact and 3 US patents. Dr. Enizi’s Scopus citations is 2500, and he is a leading worker in Advanced Polymers & Hybrid Nanomaterials Research. He is also the life member of international scientific societies.