12th Water Research Horizon Conference 2022 | 27–28 SEPTEMBER 2022

jointly organised by Water Science Alliance and the Centre of Water and Environmental Research (ZWU)

at University of Duisburg-Essen  |  supported by Bernhard und Ursula Plettner-Stiftung im Stifterverband für die Deutsche Wissenschaft

Conference Venue




Session A1: Multiple stressors in aquatic ecosystems | Tue, 27 Sept | 13:30–15:00[Glaspavillon]

Chair: Daniel Hering – University of Duisburg-Essen (DE)

The asymmetric response concept as a framework for understanding ecological consequences of multiple stressor exposure and release

Matthijs Vos – Ruhr University of Bochum (DE)

Perspectives and challenges to manage multiple stressors across realms

Rafaela Schinegger – BOKU, Vienna (AT)

Multiple stressors and chemical mixtures – same, but different?

Ralf Schäfer – University of Landau (DE)


Session A2: Effects of extreme events on water quality  | Tue, 27 Sept | 13:30–15:00[Library Hall]

Chair: Martina Flörke – Ruhr University of Bochum (DE)

Increasing the climate resilience of a reservoir system – new concepts for flow management and for maintaining the ecological quality of the Ruhr

Anne Becker – Ruhrverband, Bochum (DE)

Acute impacts to river water quality induced by the wastewater system

Peter Krebs – TU Dresden (DE)

European toxic flood – methods for contaminated sediment assessment

Catrina Brüll – RWTH Aachen (DE)


Session A3: Trends in Biodiversity  | Tue, 27 Sept | 13:30–15:00[R12 R00 B02]

Chair: Sonja Jähnig – IGB, Berlin (DE)

Things are not always as they seem: a multidecadal trend analysis of freshwater invertebrate communities within Bavarian Forest National Park, Germany

Nathan Baker – Nature Research Centre, Vilnius (LT)

Recent trends in stream macroinvertebrates: warm-adapted and pesticide-tolerant taxa increase in richness

Friederike Gebert – WSL, Birmensdorf / Eawag (CH)

Appearing and disappearing lake habitats in a warming world

Benjamin Kraemer – IGB, Berlin (DE)

How well do global biodiversity indicators represent freshwater species and habitats?

Louise McRae – Zoological Society of London (UK)



Session B1: One health  | Wed, 28 Sept | 10:30–12:00[Glaspavillon]

Chairs: Bernd Sures – University of Duisburg-Essen (DE)

Wastewater monitoring – an opportunity for infection prevention?

Ricarda Schmithausen – University of Duisburg-Essen (DE)

Wastewater and pharmacology: clinical implications

Bertold Renner – TU Dresden (DE)

More than macroinvertebrates and fish – effects of water body restoration on human activities in the water environment

Stefan Stoll – University of Trier (DE)



Session B2: Ecological Restoration | Wed, 28 Sept | 10:30–12:00[Library Hall]

Chair: Daniel Hering – University of Duisburg-Essen (DE)

The Emscher Generation Project: contributions to ecology, biodiversity and climate adaptation

Mario Sommerhäuser – EGLV, Essen (DE)

Restoration of urban streams in a high latitude capital: effects of riparian buffers and day-lighting on stream ecosystems in Oslo, Norway

Benjamin Kupilas – NIVA, Oslo (NO)

The role of well-managed stakeholder dialogues in enabling the Implementation of nature-based solutions

Ellis Penning – DELTARES, Delft (NL)


Session B3: Water and Data Science | Wed, 28 Sept | 10:30–12:00[R12 R00 B02]

Chair: Peter Braesicke – KIT, Karlsruhe (DE)

Data management in hydrology and beyond – an avenue for environmental data science

Sibylle Hassler – KIT, Karlsruhe (DE)

Digital river twin: from vision to implementation – experiences on a basin scale at Emschergenossenschaft / Lippeverband

Dominik Leutnant – EGLV, Essen (DE)