1. Department of Earth and Environmental SciencesKU Leuven Leuven Belgium
2. Laboratory of Hydrology and Water ManagementGhent University Ghent Belgium
3. Department of GeographyRuhr University Bochum Bochum Germany
4. Department of Hydrology and Hydraulic EngineeringVrije Universiteit Brussel Brussels Belgium
5. Institute for Atmospheric and Climate Science, ETH Zurich Zürich Switzerland