Full Professor of Solid Waste Management, he retired since September 2018 from the University of Padova where he leaded the Research Center of Environmental Engineering. Former President of the School of Environmental and Engineering at the same University from 2000 to 2013. From 2009 to 2017 he was Editor in Chief of Waste Management, the IWWG international scientific journal on waste management published by Elsevier. He was President of IWWG (International Waste Working Group) from 2004 until 2009 , and currently is a member, of the Managing Board of the same Association. In 2017 he was recipient of the prestigious "A Life for Waste" Award. He has given a series of talks and presentations in conferences on Waste Management and landfilling throughout the world. He is author of more than 150 scientific papers and five international books on waste management, published by Academic Press, Elsevier, EF and Spon.
MSc in Chemical Engineering and Ph.D. in Environmental Engineering, he is full professor at the College of Environmental Science & Engineering, and Head of the Institute of Waste Treatment & Reclamation at Tongji University, China. He is a member of Waste Management journal and International Advisory Boards of different international and domestic journals and conferences. He serves as a member of Advisory Boards for several key national programs in China in the field of waste treatment. He is author of over 350 articles and chapters in peer-reviewed journals and books. As a principal investigator, he has been responsible for more than 20 national-level R&D projects supported by China central government, and awarded the "Excellent Academic Leader in Shanghai” in 2010.
He is Professor and head of education at the Department of Environmental Engineering, Technical University of Denmark (DTU). Peter Kjeldsen received his M.Sc (1982) and Ph.D. (1986) from DTU. He is an international recognized expert within waste disposal. He is associate editor of the journal "Waste Management” and has more than 70 ISI publications and a high citation index. His research is related to environmental aspects of waste disposal and soil and groundwater contamination. Lately, a main research focus has been on measurement and mitigation of greenhouse gases from landfills.
He is Professor at the Faculty of Engineering of Fukuoka University, Japan. He is also Invited Professor at National Research Center for Environmental Analysis and Measurements, People's Republic of China. Since 1999 he has been Honorable Advisor of Environmental Bureau, Guanzhou, People's Republic of China, and Advisor of UN-HABITAT Fukuoka Office. He carries out research activities in the field of Final Disposal Design and Operation of Solid Waste Landfills, Landfill Microbiology, and Recycle of MSW.
He was Professor from 1982 to 1990 at the Institute of Environmental Protection and from 1991 to 2008 Head of the Institute of Waste Management at the Technical University of Hamburg, Germany. He retired in March 2008. He is one of the prominent researchers in the field of waste management and provided in particular fundamental scientific contributions on sustainable landfilling, anaerobic digestion, biogas generation and control, treatment of contaminated soil. He co-ordinated several international and national research projects, and was member of the environmental advisory board of Shanks, England. From 2009 until 2011 he was director of the R3C Research Center at the Nanyang University of Technology, Singapore, for which he is now scientific advisor. He is co-organiser of several national and international conferences and has published more than 300 scientific papers and several books. Since 2008 he has been the chairman of IWWG (International Waste Working Group).