Raffaello Cossu retired in 2018, is Emeritus Professor of Environmental Engineering at the University of Padova (IT). He is Chairman of "Sardinia" International Symposia on Waste Management and Sustainable Landfilling, and “Venice” International Symposia on Biomass and Waste to Energy. He carried out intensive scientific research on landfilling and designed more than 20 landfills in Italy and abroad. President of IWWG (International Waste Working Group) from 2004 to 2009. From 2009 to 2017 he was Editor in Chief of Waste Management, the international scientific journal published by Elsevier. From 2018 he is Editor in Chief of DETRITUS, the new IWWG multidisciplinary journal for Waste Resources and Residues. In 2017 he was recipient of the IWWG "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 has authored more than 200 articles and conference papers and co-edited five international books on waste management and landfilling technology, published by Academic Press, Elsevier, EF and Spon. READ MORE ABOUT WEBINAR 1 - WEBINAR 2 - WEBINAR 3 >
Rainer Stegmann retired in 2008 as Professor Head of the Institute of Waste Management at the Hamburg University of Technology (DE). He has been a visiting professor at several Universities and has coordinated several international and national research projects. 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. From 2009 to 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-chairman of several national and international conferences and has authored more than 300 scientific papers and several international books. Since 2008 he has been Chairman of IWWG (International Waste Working Group). READ MORE ABOUT WEBINAR 1 - WEBINAR 2 - WEBINAR 3 >
Professor of Waste Management and Sanitary Landfilling at the Technische Hochschule Ostwestfalen-Lippe University of Applied Sciences and Arts (DE). He graduated in Civil Engineering at the Technical University Braunschweig, specialising in Environmental Engineering, Road Construction, Geotechnical Engineering. He received his PhD at the same university in 1991. Since 2002 he is publicly certified Expert on Waste Management and Landfill Technology by the Chamber of Engineers of Lower Saxony, Germany. He is Head of the Laboratory of Waste Management, whose main activities include: analyses of municipal and industrial wastes; municipal solid waste management; restoration and aftercare of landfills; computer modelling of water balances and emissions of landfills; energetic utilisation of biological wastes and biomass; hydrothermal carbonisation of organic wastes and residues. READ MORE ABOUT HIS WEBINAR >
Marco Ritzkowski is a lecturer at the Hamburg University of Technology (TUHH), Sustainable Resources and Waste Management since 2008, and associate professor at Polytech, Peter the Great, St. Petersburg Polytechnic University in Russia since 2018. In 2005 he received his PhD from TUHH. He participated in several national and international research-projects regarding the landfill-behaviour of municipal solid waste, waste pre-treatment and aftercare of MSW landfills and he was the responsible researcher for the scientific attendance of the German R&D-project 'Aerobic in-situ stabilisation of landfills'. Since 2009 he is managing international projects in connection with the impact of climate change on the environment as well as aftercare of solid waste landfills. Marco Ritzkowski is Managing Director of the International Waste Working Group (IWWG) since 2011 and leader of the IWWG Task Group on Landfill Aeration since 2008. READ MORE ABOUT HIS WEBINAR 1 AND WEBINAR 2 >
Prof. Keith Knox is Visiting Professor within Engineering and Physical Sciences at the University of Southampton. Keith Knox is Principal of Knox Associates (UK) Ltd, an independent consultancy providing advice on landfill and waste treatment. His main professional interests are in the areas of leachate management and landfill processes, particularly those affecting long term stabilization and sustainability. Keith’s work on leachate management has included many projects on the design and operation of a wide variety of leachate treatment plants and processes, both UK and worldwide. He has been at the forefront of technical developments in leachate treatment, including ammonia nitrification, single tank SBR denitrification, use of activated carbon, and high temperature stripping of ammonia. His interests also include leachate quality and he has undertaken several Environment Agency funded projects on, for example, trace organics in landfill leachates, and on the anticipated leachate quality from hazardous wastes, MSW incinerator residues and mechanical-biological treatment residues. In the area of Water Balance methods and prediction of leachate generation, Keith has a particular interest in the prediction of leachate generation in tropical countries that experience very high wet season rainfall, and the effect this has on the sizing of leachate treatment plants and seasonal storage facilities. Keith’s interests and work on landfill processes have included.
Luciano Butti joined B&P Avvocati as a Partner in 1998. Before entering the practice, he worked as a magistrate from 1984 to 1997. He is Affiliated Professor of International Environmental Law at the University of Padova (Faculty of Engineering – Master’s Degree in Environmental Engineering). He has been actively involved in several training courses for judges and lawyers, organized by the “Consiglio Superiore della Magistratura” (Higher Judicial Council) and the various “Consigli dell’Ordine” (Bar Councils), respectively. Since November 2015, Luciano has been member of a Task Group coordinated by the Prime Minister’s Office and aimed at making proposals for the improvement of the Italian contaminated land regime. He is also a member of the Editorial Board of “Detritus” (CISA Publisher) and “Waste Management” (Elsevier). For many years he has been a member of Det Norske Veritas Italia’s Certification Committee for Environmental Management Systems and a member of the Scientific Committee of the Rivista Giuridica dell’Ambiente (Environmental Law Review). He specializes in Italian and International Environmental Law. At the firm he assists clients in litigation before the Italian Court of Cassation and other Higher Courts and through out-of-court advice. He has written books and articles on Italian, European and International Environmental Law and frequently gives lectures at workshops and conferences targeting public and private sector actors. He is also regularly involved in academic research projects and training courses held in Italy and abroad. READ MORE ABOUT HIS WEBINAR >
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. READ MORE ABOUT HIS WEBINAR >
Umberto Arena, Ph.D. in Chemical Engineering, is full professor of “Solid waste management”, "Industrial Pollution Control Engineering", and “Life Cycle Assessment of Industrial Processes” at the University of Campania “Luigi Vanvitelli”. He is co-Editor-in-Chief of the Waste Management journal (Elsevier), since January 2018, and Associate Editor of the same journal from 2012 to 2017, with specific competence in thermal treatments and LCA studies for integrated waste management. He has been guest professor or visiting scientist in some universities and research centres (Tongji University of Shanghai (China), Nanyang Technological University of Singapore; Kuwait Institute of Scientific Research of Kuwait City) and lecturer in several international schools. He is Member of the Managing Board of the International Waste Working Group, and, in the same association, the leader of the Task Group on Thermal Treatments. He is team leader of national and international projects about processes and technologies for energy recovery from biomass and waste, waste management planning, and life cycle assessment of waste management treatments. He is also consultant of public institutions, industrial companies and research centres on similar topics. He is author of more than 100 scientific papers published in primary international scientific journals and wrote chapters in multi-authored books dedicated to Fluidized Bed Reactors, with specific attention to Gasification and Pyrolysis of different kind of solid wastes. READ MORE ABOUT HIS WEBINAR >
Professor of Applied Environmental Science and Associate Dean (Enterprise) in the Faculty of Engineering and the Environment at the University of Southampton, UK. He has an established track record in the field of environmental pollution and waste management. His work at Southampton has focused on pollution, waste- and carbon-related issues. Ian has published extensively in books and peer-reviewed journals as well as producing over 100 commercial project reports. He has a long track record of holding positions as an External Examiner for taught and research degrees, service on external bodies, sitting on the scientific and organizing committees of several international conferences, working on national and international task groups. Ian has received a number of awards for his research activities, including: the International Solid Waste Association Publication Award in 2016 and 2017, the Institution of Civil Engineers Baker Medal in 2010 and awards from the Chartered Institute of Wastes Management (Waste Regulation Award 2010, 2012/13, 2013/14 and 2014/15; James Jackson Award 2006, 2015/16, 2016/17; J.C. Dawes Award 2016). READ MORE ABOUT HIS WEBINAR >
Alessandra Polettini is Full Professor at the Department of Civil and Environmental Engineering of the University of Rome “La Sapienza”. Here she is chair of the Undergraduate and Master programmes in Environmental Engineering and lecturer of “Sanitary and Environmental Engineering” and “Solid Waste Treatment” in the same programmes. She is a member of the School for Advanced Studies of the University of Rome “La Sapienza”. Her research interests include the treatment and recycling of residues from thermal waste treatment, the anaerobic digestion of organic wastes, the degradability of bioplastics, the study of the environmental behavior of waste materials, and the treatment of contaminated dredged sediments. She has co-authored over 150 scientific papers that have been published in international journals and conference proceedings. READ MORE ABOUT HER WEBINAR >
Dr Alibardi holds a degree and a PhD in Environmental Engineering from the University of Padova (IT). His PhD focused on innovative treatments of tannery sludge and the project was sponsored by Acque del Chiampo S.p.A., a water company treating the industrial wastewater from the tanning pole of Arzignano, Vicenza – Italy. After his PhD, Dr Alibardi continued to work at the University of Padova as a research fellow with research activities mainly focusing in the field of biological hydrogen production from organic waste. He also worked on a project for the co-treatment of source segregated wastewater and organic waste (AquaNova concept) with a pilot installation in a mountain hut (EnergiaNova project). Dr Alibardi’s current research interests centre on the development of alternative technologies for solids removal in wastewater and water treatments. His research currently focuses on the use of cloth filtration as an alternative to conventional membranes to develop combined membrane-biological processes to sustain the production of added value products from waste materials. To deliver on the EPSRC PLEXUS Project, Dr Alibardi is looking at the impact of temperature variations on water and wastewater treatment infrastructure and distribution systems due to the installation of heat exchange systems.
Aldo Muntoni is full professor of Environmental Engineering at the Department of Civil-Environmental Engineering and Architecture of the University of Cagliari, Italy, where he teaches the academic courses of Contaminated Sites Recovery and Remediation and of Soild Waste Management. He has been chairman of the PhD programs in Earth and Environmental Sciences and Technologies (EEST) and in Geoengineering and Environmental Technologies of the University of Cagliari. His main fields of interest are solid waste management, energy and material recovery from waste, hazardous waste stabilization, soil and sediment remediation. Author and co-author of more than 250 scientific papers published on international and national journals, international and national books, proceedings of international conferences. Reviewer for international journals. Responsible for several International and National research projects. He received awards, including the “National Energy Globe Award” in 2010 for research on combined production of hydrogen and methane from biodegradable waste.
Howard Robinson has worked for more than 40 years, specialising in degradation processes for landfilled wastes, and the generation, composition and treatment of landfill leachates. Howard has been responsible for the design and commissioning of more than 100 full-scale leachate treatment plants, many of which incorporate innovative process designs which are state of the art internationally. He has worked on every continent except Antarctica (but remains hopeful), and is passionate about working in developing countries to advance waste training and practice. Howard has been present at all of the Sardinia Symposia since 1987, except 1993, when his second son was born. His first son was born during the week before Howard attended Sardinia 1991, and now presents papers on leachate treatment in Sardinia himself. Howard’s hobbies include cricket, and he has not yet decided what he wants to be when he grows up.
He is an environmental engineer and studied Technical Environmental Protection (Technical University of Berlin) with 25 years of experience. Since 2006 he is full professor of Waste Management and Material Flow of the Faculty of Agricultural and Environmental Sciences of the University of Rostock, Germany. Since 2012 Prof. Nelles is also the Scientific Director of the German Biomass Research Center (DBFZ) in Leipzig. His research activity is based on: fundamental and applied aspects of waste management with focus on technological, environmental and economic aspects to mechanical, biological and thermal treatment systems of waste and biomass in different recycling and recovery routes. He is a member of national and international Advisory Boards of organisations, conferences and journals in the field of waste management and biomass utilisation. He is author of over 400 articles and chapters in books and journals since 1993.
Dr. Nicole Berge is an Associate Professor in the Department of Civil and Environmental Engineering at the University of South Carolina. She received her BS and MS in Civil and Environmental Engineering from the University of South Carolina in 1999 and 2001, respectively. She received her PhD in Environmental Engineering from the University of Central Florida in 2006. Prior to joining the faculty at the University of South Carolina, Dr. Berge worked as a postdoctoral associate at Tufts University. She is a co-leader of the IWWG task group on “Engineered Nanomaterials in Waste” and an IWWG board member. Dr. Berge's research focuses on improving our understanding of how physical, chemical, and biological processes can be manipulated to promote sustainable waste treatment techniques that lead to carbon sequestration, energy generation, and/or value-added product production. Specific areas of exploration include: the fate of disposed nanomaterials, pharmaceuticals, personal care products and endocrine disrupting compounds in bioreactor landfills; thermochemical conversion of municipal solid waste; increasing the energy yield from waste streams; resource recovery from waste streams; leachate treatment processes; and the development and subsequent evaluation of innovative groundwater remediation technologies.
Kostyantyn Pivnenko is an Environmental Engineer with a PhD from the Technical University of Denmark (DTU), where his primary research topics concerned secondary resource quality, material cycles and the role of chemical contaminants in the circular economy. Kostyantyn has worked extensively with identification and quantification of the chemicals of concern (CoC) in waste and recycled materials, as well as modelling of material and substance flows in society. Since 2020, he provides consultancy services to intergovernmental and civil society organizations, supporting circular economy transitions in developing countries, and development of the European Ecodesign Directive and recycling standards.