Circular Bio-Based Systems: metabolon From Theory to Practice

Lecturer: Michael Bongards, Professor at TH Köln – University of Applied Sciences.

Response 1: Alexandra Loidl, Director of Waste Management of the City of Graz.

Response 2: Christian Schreyer, CEO of the Umbrella Organisation of Styrian Waste Management Associations.

Chair: Michael Narodoslawsky, Professor Emeritus at the Institute of Process and Particle Engineering at Graz University of Technology.


The fourth lecture in the ESEIA Lecture Series was held at the Auditorium (Aula) of Graz University of Technology, on 25 May 2023, from 19:00 to 21:00 CEST. This lecture focused on the circular economy, its challenges and opportunities.

Professor Michael Bongards introduced the topic, providing an overview of the research and innovation centre :metabolon. After his presentation, Alexandra Loidl offered a glimpse into what a circular economy at a city level looks like, and Christian Schreyer explained the challenges to effective waste management in the city of Graz.

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