The BLUE PLANET Berlin Water Dialogues an November 8th, 2023 focused on Closing the Loop: Circular Water Economy. The event adressed the following topics:

  • Industrial Resource Recovery
  • Nutrient Recovery
  • Water-Energy Nexus
  • Economic Viability & Sustainability
  • The Future of Water Reuse
  • Recovery of thermal energy/Treatment plants as energy source
  • Water Reuse – Concentrates

Click here to view the agenda. Find video recordings of the sessions below.

Welcoming Remarks

  • Boris Greifeneder, General Manager, German Water Partnership e.V. (GWP)
  • Prof. Dr. Martin Jekel, Managing Director, Berlin Centre of Competence for Water (KWB)
  • Dr. Severin Fischer, State Secretary, Berlin Senate Department for Economic Affairs, Energy and Public Enterprises

Segment I

Introductory Keynote

  • Anna Delgado, Consultant – Water Specialist, The World Bank

Presentation Segment

  • Presentation on Industrial Resource Recovery: Dr.-Ing. Anne Kleyböcker, Researcher, Berlin Centre of Competence for Water (KWB)
  • Presentation on Nutrient Recovery: Dr. Christian Kabbe, Managing Director, EasyMining Germany
  • Presentation on the Water-Energy Nexus: Timo Paul, Project Manager, Vattenfall Wärme Berlin & Heinrich Gürtler, Scientific Assistant/Research & Development, Berliner Wasserbetriebe (BWB)

Segment II

Keynote Speaker

  • Samuela Guida, Strategic Programmes and Engagement Manager, International Water Association (IWA)

Panel Discussion: Economic Viability & Sustainability

Moderated by Dr. Christian Remy, Group Leader Energy & Resources, Environmental Engineer, Berlin Centre of Competence for Water (KWB)

  • Christoph Blöcher, Head of Infrastructure Processes, Materials & Corrosion, Covestro Deutschland AG
  • Prof. Francesco Fatone, Department of Chemical-Environmental Engineering, Polytechnic University of Marche
  • Olaf van der Kolk, Managing Director, Aqua Minerals NE

Break-Out Sessions

Session 1: The Future of Water Reuse

Moderated by Dr. Ulf Stein, Senior Fellow and Coordinator Water Studies, Ecologic Institute gGmbH

  • „Water Reuse in Urban Areas“ – Prof. Matthias Barjenbruch, TU Berlin
  • „Physics for Food“ – Dr. Marcel Schneider, Researcher, INP Greifswald

Session 2: Water Energy Management – Recovery of thermal energy/Treatment plants as energy source

Moderated by Dr. Bettina Rechenberg, Head of Division III “Sustainable Products and Production, Circular Economy”, German Environment Agency (UBA)

  • Philip Decker, Lead Engineer, Siemens AG
  • „Energy-intelligent wastewater treatment plant Schwarzenbruck“ – Dr. Tosca Zech, Project Leader, Ingenieurbüro Dr. Resch + Partner

Session 3: Water Reuse – Concentrates

Moderated by Prof. Dr.-Ing. Sven-Uwe Geissen, TU Berlin


Closing Keynote

  • Prof. Dr. Phoebe Koundouri, Professor in Economics, Athens University of Economics and Business and Denmark Technical University & Chair UN SDSN Global Climate Hub & SDSN Europe