Research & Publications

You can find an overview over the current research projects and papers of the hydrology research group on this page.

Currently, the world is experiencing radical changes in the global water cycle and a global water crisis in terms of water availability and quality. Climate change, loss of biodiversity and access to clean water are major challenges that need to be urgently addressed to mitigate their impacts on society and the environment. To achieve this, in-depth hydrological knowledge and new approaches to science-based water resource management are needed to meet the global Sustainable Development Goals.

Im Vordergrund ist ein großer Fluss, der Rhein, zu sehen aus dem mehrere Flachen Felsen aus dem Wasser schauen. Die Felsen sind zum Teil bewachsen. Im Hintergrund am Flussufer auf der rechten Seite sind mehrere Häuser und Industriegebäude mit Schornsteinen zu sehen. Am linken Flussufer sind bis zum Fluss große Bäume und große Büsche direkt am Wasser.
© Marie-Theres Reiter

In the hydrology research group we combine field measurement methods, laboratory analysis and experiments, and numerical and statistical modeling and work mainly on the following focal points:

  • Water balance and solute transport: This includes experimental investigation of hydrological processes in the field and laboratory and modeling of solute transport.
  • Improvement of hydrological models: Here, the Hydrology RG works to improve hydrologic models to enable robust predictions of global change and use these models as tools to test hypotheses in basic research.
  • Ecohydrological Processes: Here, the interaction between the hydrologic cycle and ecosystem is studied to better understand and predict biogeochemical cycling, contaminant transport and degradation, soil-plant continuum behavior, and landscape resilience.
  • Application and development of innovative measurement methods and data evaluation: Here, the RG is concerned with new methods for the application and evaluation of isotope (data) in hydrology, the use of tracer methods and statistical and stochastic methods.

These focal points offer far-reaching opportunities for cooperation at the University of Bonn and beyond. They also have versatile interfaces to transdisciplinary research areas.


Research Projects

Eine Wissenschaftlerin und ein Wissenschaftler arbeiten hinter einer Glasfassade und mischen Chemikalien mit Großgeräten.
© COLOURBOX

Fire-Stream: Insights into Wildfire Effects on Streamflow Generation and Water Quality

Duration: 2024 - 2027

Lead: Prof. Dr. Julian Klaus

Team Members: Lutz Klein

Cooperation with: Oregon State University

Funding: VolkswagenStifutung

AGUA: Assessing Global Change impacts on streamflow dynamics using distributed hydrological modelling in a data-scarce tropical watershed in West Africa

Duration: starting 2024

Lead: Prof. Dr. Julian Klaus

Team Members: Albert Elikplim Agbenorhevi 

Funding: Argelander Funding for doctoral students from the Global South

AGUA_project_picture_albert.jpg
© Kojo Emmanuel
Foto_Website_KlausTschira.JPG
© Clarissa Glaser

Groundwater-surface water exchange in headwater streams of varying intermittency

Duration: 2023 - 2024

Lead: Dr. Clarissa Glaser

Funding: Klaus Tschira Foundation

Hydro-Laws: Landscape Drivers of Water Sources and Flowpaths in Subtropical Catchments

Duration: starting 2023

Lead: Prof. Dr. Julian Klaus

Team Members: Camyla Innocente

Funding: Argelander Funding for doctoral students from the Global South

Im Bild ist ein klarer See zu erkennen, in dem sich die Sonne spiegelt. Im Vordergrund sind einige große Steine im Wasser. Im Hintergrund sind rund um den See steile Felswände, die mit überwiegend Nadelbäumen bewachsen
© Marie-Theres Reiter
Mehrere Studierende gehen einen Wiesenhügel hinunter auf ein Geländer zu. Hinter dem Geländer geht ein Betonmauer nach unten. Das Hochwasserrückhaltebecken ist mit Büschen bepflanzt.
© Clarissa Glaser

Groundwater inflow into rivers under changing climate

Duration: 2022 - 2024

Lead: Dr. Clarissa Glaser

Funding: Argelander Grants

Team Members: Christina Pan & Leonie Pies


Current Publications

An overview of the publications of the AG members can be found on the people pages and the publications page.


Contact

Avatar Klaus

Prof. Dr. Julian Klaus

3.009

Meckenheimer Allee 172

53115 Bonn

Avatar Glaser

Dr. Clarissa Glaser

3.011

Meckenheimer Allee 172

53115 Bonn

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