... Associate Professor, Division of Environmental Science and Engineering, National University of Singapore, SingaporeEDWARD S.K. CHAIN, PhD • Retired Professor, School of Civil and Environmental Engineering, ... Assistant Professor, Department of Environmental Engineering, King Mongkut’s University of Technology, Thonburi, Bangkok, ThailandGUPTA SUDHIR KUMAR, PhD • Professor, Centre for Environmental ... Scholar, Department of Chemical and Environmental Engineering, National University of Singapore, SingaporeMASAAKI OKUBO, PhD • Associate Professor, Department of Mechanical Engineering, Osaka...