Hydrological Sciences

Bruno Merz

Bruno Merz (bruno.merz@gfz.de) is a hydrologist at the GFZ Helmholtz Centre for Geosciences and Professor of Engineering Hydrology at the University of Potsdam, Germany. His research focuses on hydrological extremes. He aims to understand the ingredients of extreme events and disasters, and how to prevent extreme events from turning into disasters.

Communicating and Managing Residual Risk with Perfect Storms and Other Counterfactual Stories

Bruno Merz March 26, 2026

The aim of risk management is to prepare society in order to limit loss and damage when an extreme event occurs and to restore the functioning of society afterwards . While current risk management practices are helpful in many regards, they fall short when it comes to unprecedented events. An analysis of event pairs and …[Read More]

About

Welcome to the blog of the Hydrological Sciences (HS) Division of the European Geosciences Union (EGU). This blog is a platform to communicate new ideas and old thoughts, a bit of history and future perspectives, as well as a glimpse at experimental and modelling studies. In other words, it is a platform to share news, research and opinions on hydrological processes and applications, including interactions between hydrology and other disciplines in geosciences. Everybody is invited to contribute to the blog and submit posts to the Editorial Team.