Dr. Daniel CW Tsang is currently an Associate Professor in the Department of Civil and Environmental Engineering at the Hong Kong Polytechnic University and Honorary Associate Professor at the University of Queensland. He was an IMETE Visiting Scholar at Ghent University in Belgium, Visiting Scholar at Stanford University in the US, Senior Lecturer and Lecturer at the University of Canterbury in New Zealand, and Post-doctoral Fellow at Imperial College London in the UK and the Hong Kong University of Science and Technology. Dan’s research group strives to develop low-impact solutions to ensure sustainable development and foster new ways in which we utilize biomass waste, contaminated land, and urban water. Dan has published over 350 SCI journal papers with h-index of 47 (Scopus), and currently serves as Associate Editor of Journal of Hazardous Materials, Science of the Total Environment, Critical Reviews in Environmental Science and Technology, as well as Editorial Board Member of Environmental Pollution, Bioresource Technology, Chemosphere, and Advanced Sustainable Systems. Dan has received the Excellence in Review Award at Environmental Science and Technology, Resources, Conservation & Recycling, and Chemosphere. Dan is the Chair and Organizer of multiple international conferences including 5th Asia Pacific Biochar Conference (APBC2020).