Institute for Global Water Security

Water shapes economies, cities, and lives — and it is one of the most unpredictable forces on Earth. We build the mathematical and computational foundations to quantify that unpredictability and turn it into decisions that protect people and infrastructure.

The problems we work on are concrete: how severe will the next major flood be, and how will that change over a 50-year planning horizon? Which adaptation investments hold up across thousands of plausible future rainfall and drought conditions — and which fail under scenarios we have not yet considered? How do we translate probabilistic climate projections into design standards, insurance pricing, and governance decisions that communities can act on?

The Institute for Global Water Security was established at TUHH in 2025, bringing together two decades of research in probabilistic hydrology and a proven open-source simulation framework. We work on the full chain from statistical theory through deployed tools to real-world decisions — for infrastructure engineers, reinsurance analysts, city planners, and policy makers.

Our approach: From probability to decision

We do not stop at the model. Our research connects rigorous probabilistic descriptions of hydroclimatic variability and extremes to the decisions that infrastructure, insurance, and governance actually require. The methods are proven. The tools are deployed. The partnerships are open.

Research

Four programme areas covering hydroclimatic extremes, climate change and water risk, uncertainty and decision support, and AI-data-driven hydrology.

Research areas ›

CoSMoS

Our award-winning open-source stochastic simulation framework — 35,000+ downloads, used in research and industry across Europe and North America.

View in Software ›

Education

TUHH-credited courses and professional CoSMoS workshops with an established international track record.

Courses & Workshops ›

Collaborate

Contract research, Data Intelligence services, research partnerships, and professional training for industry and public sector partners.

Work with us ›

 

Latest News

01.04.26
The Institute for Global Water Security is now operational at Technische Universität Hamburg, bringing together research in probabilistic hydrology, stochastic simulation, and applied water risk.
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15.04.26
The open-source stochastic simulation package, developed by the group, has surpassed 35,000 downloads on CRAN — reflecting its adoption across the global research and applied hydrology community.
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