Matthias Paluszkiewicz is head of the natural and technological risks department at the Departmental Directorate of Territories and the Sea in the Alpes-Maritimes. In Nice alone, 400 millimeters of water were recorded, which is already more than in the entire year of 2023.

“It is very difficult to anticipate this hazard. The ground can give way in one place and not ten meters later... It is impossible to intervene everywhere,” he says.