Nils Riach is a research associate at the Chair of Physical Geography at the University of Freiburg. His research focuses on climate change and climate vulnerability in a regional and local context, especially in the trinational metropolitan region of the Upper Rhine and Southwest Germany. He uses indicator- and GIS-based methods for the quantitative assessment of climatic risk and vulnerability. In addition to his university activities, he works as a freelance data analyst and specialist for the acquisition, analysis and visualization of Geographic data. Nils Riach has collaborated with the BaSaR project since 2020.