Since 2019 he is Emeritus Professor at the School of Environmental Engineering at the Technical University of Crete, where he founded and directed the Laboratory of Toxic and Hazardous Waste Management for almost 18 years. During the period 1985-2001 he was Director and Vice-President of the Battelle Institute of Germany, while from 1980 untill 1985 he was Scientific Associate and Program Manager in the Research Centre GKSS-Forschungszentrum Geesthacht also in Germany. The scientific fields of his concern include hazardous waste management, sustainable municipal solid waste management and soil and groundwater remediation, using innovative technologies. He has collaborated with many research centers and institutes (e.g. Max-Planck, MIT, Battelle Memorial Institute, BNNL, etc.) and has been a visitor professor in many Universities, such as the Technical University of Hamburg, Dresden and Cottbus in Germany. He possesses 5 patents, has published more than 100 papers in scientific journals and has presented more than 200 papers in different international scientific conferences. In 2015, he became an elected member of the International Waste Working Group (IWWG) Managing Board and this period (2021-2022) he is the President of IWWG.
Full Professor of Solid Waste Management, he retired since September 2018 from the University of Padua 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. From 2018 he is Editor in Chief of DETRITUS, the new IWWG journal for Waste Resources and Residues, published by CISA Publisher. 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.
She is an associate Professor at the School of Environment of Tsinghua University (Beijing) and has developed successful research, as well as teaching career in solid waste management in the past 16 years. Her research interests relate to microbial process and carbon – nitrogen cycle in solid waste management systems, including composting, anaerobic digestion and land filling of organic waste, bioenergy production from biomass waste, CH4 carbon turn-over in landfill cover soil and LCA on solid waste management. During her career, she has authored or co-authored 115 journal papers (60 peer reviewed journal papers published in the past 5 years), conference papers and technical report publications. Moreover, she has conducted more than 25 projects. Dr Lu’s work also has contributions to government’s policy and regulations, such as the establishment of index system for the priority trace components in landfills and improvements in the sampling procedures for trace components in waste sectors in China. She has built contacts/collaborations with top scientists in the field of solid waste management, such as scientists from US, Japan, Germany, Canada, Italy, Denmark, Sweden, Brazil, etc..
He studied Civil Engineering at the TU Braunschweig, Germany, worked as a post doc for 1 year at the University of Wisconsin, Madison, USA. Until his retirement in 2008 he was Director of the Institute of Waste Resources Management at the Hamburg University of Technology, Germany. He is one of the prominent researchers in the field of waste management and provided in particular fundamental scientific contributions on sustainable landfilling, in-situ aeration of landfills, anaerobic digestion, composting and treatment of contaminated soil. He coordinated several international and national research projects, held WM courses in Bangkok and Padova, Italy and became in 2006 Visiting Professor at Institute of Technologies and Applied Science in Havanna, Kuba. From 2009 until 2011 he was director of the R3C Research Center at the Nanyang University of Technology, Singapore. He is co-organiser of several national and international conferences and has published more than 300 scientific papers and co-edited 8 books. He was the co-founder and chairman of IWWG (International Waste Working Group) and received in 2009 the award “A Life for Waste”. In 2019 he became Honorable Doctor at the Technical University of Crete. He is partner in the Consultancy “Prof. Stegmann and Partners” in Hamburg, Germany.