20th INTERNATIONAL SYMPOSIUM ON WASTE MANAGEMENT,
RESOURCE RECOVERY AND SUSTAINABLE LANDFILLING / 13-17 OCTOBER 2025

Basics of waste recycling

FRIDAY 26 MAY 2023 / 10:00 - 12:30 (GMT+2)
Ian Williams, University of Southampton (UK)



TOPICS THAT WILL BE COVERED:

• Introduction to recycling
• History of, and trends in, recycling
• Formal and informal recycling
• Factors that affect recycling (PESTLE; infrastructure, service provision, behaviour change)
• Recycling scheme design
• Determinants of household recycling behaviour
• Correct and incorrect recycling
• Collection of recyclables
• Kerbside recycling
   What can be recycled (accepted and non-accepted) at the kerbside
• Clean and dirty MRFs
• Household waste recycling centres
• Bring sites for recyclables
• Bulky waste reuse and recycling
• Recycling case studies: 1) plastics 2) metals 3) textiles
• Recycling labels and standards
• Recycling myths
• Environmental impacts of recycling
   Impacts of recycling case studies: 1) e-waste 2) beverage containers
• Factors vital to the implementation of successful recycling programmes






Ian Williams is 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).