Dan is an Associate Professor and Programme Leader (EOSH) in the Department of Civil and Environmental Engineering at the Hong Kong Polytechnic University. 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. With a strong link to real-world environmental challenges, 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 300 journal papers, and currently serves as Editor of Journal of Hazardous Materials, Associate Editor of Science of the Total Environment, Critical Reviews in Environmental Science and Technology, as well as Editorial Board Member of Bioresource Technology, Chemosphere, and Environmental Pollution. Dan has also served as Guest Editor of 20+ Special Issues at Environment International, Chemical Engineering Journal, Journal of Cleaner Production, Bioresource Technology, Chemosphere, etc., and received the Young Scientist Award (International Bioprocessing Association) and Excellence in Review Award (Environmental Science and Technology, Resources, Conservation & Recycling, and Chemosphere). Dan is the Chair and Organizer of 2nd Biological Waste as Resource Conference (BWR2017), 4th Contaminated Land, Ecological Assessment and Remediation Conference (CLEAR2018), 3rd International Conference on Bioresources, Energy, Environment, and Materials Technology 2018 (BEEM2019), and 5th Asia Pacific Biochar Conference (APBC2020).