Dr. Dai-Yeun Jeong is presently the Director of Asia Climate Change Education Center and an emeritus prof. of environmental sociology at Jeju National University in South Korea. He received BA and MA degree in sociology from Korea University (South Korea), and PhD in environmental sociology from University of Queensland (Australia). He was a prof. of environmental sociology at Jeju National University (South Korea) from 1981 to 2012. His past major professional activities include a teaching professor at University of Sheffield in UK, the president of Asia-Pacific Sociological Association, a delegate of South Korean Government to UNFCCC and OECD environmental meeting, a member of Presidential Commission on Sustainable Development Republic of Korea, and a Research Associate at Environmental Policy Committee for Sustainable Development,The National Assembly of Republic of Korea, etc. He has published 60 environment-related research papers in domestic and international journals and 13 books including Environmental Sociology. He has conducted 100 unpublished environment-related research projects funded by domestic and international organizations.

Prof. Dr. Milena Horvat is the head of the Department of Environmental Sciences www.environment.si (since 1997) at the Jožef Stefan Institute and the dean of the Jožef Stefan International Postgraduate School - www.mps.si (since 2016). Her main expertise is in the field of mercury research, which is interdisciplinary and covers the fields of analytical chemistry, human health, polluted areas, the marine environment, and clean technologies and sensor development. She is the author and co-author of over 300 articles in SCI journals and 24 book chapters. She has organized several international conferences and workshops and has been the guest editor of 16 special issues of journals, including environmental health perspectives, environmental research, analytical and bioanalytical chemistry, marine chemistry ...). She received the national Ambassador for Science Award in 2002, the national Zois Award for Research Excellence on 2014, and the international Life of Achievement Award at ICMGP in 2019. She has been a supervisor of 18 Doctoral Dissertations and several master's and diploma theses.

Prof., Dr. of Sc. Kartlos Joseph Kachiashvili is Professor of Georgian Technical University, Faculty of Informatics and Control Systems. He is a Member (Academician) of Georgian National Academy of Science. He also is Senior Scientific Worker of the I. Vekua Institute of Applied Mathematics of the Tbilisi State University (Tbilisi, Georgia) and Main Scientific Worker of Muskhelishvili Institute of Computational Mathematics. He was working in many scientific research institutes and universities in Georgia, Russia and Pakistan on the positions: engineer, scientific worker, Head of Laboratory, Head of Department, Head of National Center, Professor, Rector of Institute. He has 239 scientific works published in various esteemed reputable International Journals. He is a Member of Various (30) Professional Bodies and Editorial Boards of international scientific journals. He published seven monographs and four text-books in Georgia, Ukraine, USA and Indonesia. He has received many prestigious awards and rewards. His research interests are: Mathematical Statistics, Data Analysis (Environmental, Agricultural, Medical), Mathematical Modeling and Simulation, New Computer Technologies Development, System Analysis (Environmental Water Pollution Control Systems), Computing Mathematics.

Xiaoguang Ouyang is a postdoctoral fellow at The Chinese University of Hong Kong. He obtained his PhD in the area of marine ecology from Griffith University, Australia. He was a visiting scientist during June 2016-March 2018 at WasserClusterLunz– Inter-university Centre for Aquatic Ecosystem Research, Austria. Xiaoguang’s research focus on coastal wetland ecology, with recent research interest in carbon cycling, ecosystem services and multi-criteion decision-making. He has published 13 papers in top-tier journals,and the first-author of 11 papers. He is the co-chair of ECSA56 conference session, and the board member of Cambridge Scholar Publishing. He has been acting as reviewers for many reputable journals, including but not limited to Biogeosciences, Biology letters and Science of the Total Environment.