From Rockfall Observation to Operational Solutions: Nearly 20 years of Cryo-gravitational Hazard Studies in Mont-Blanc Massif

• Published in: Revue de géographie alpine
• Main Authors: Florence Magnin, Ludovic Ravanel, Matan Ben-Asher, Josué Bock, Maëva Cathala, Pierre-Allain Duvillard, Pierrick Jean, Jean-Yves Josnin, Suvrat Kaushik, André Revil, Philip Deline
• Format: Article in Journal/Newspaper
• Language: English; French
• Published: Institut de Géographie Alpine 2023
• Subjects: permafrost-affected rock walls; rock wall permafrost; rockfall; Mont-Blanc massif; Geography. Anthropology. Recreation; G; Physical geography; GB3-5030; Mont Blanc; Ice; permafrost
• Online Access: https://doi.org/10.4000/rga.11703; https://doaj.org/article/f54895ad8243419db5c0a7fe8d322516

The enhanced rockfall frequency (V > 100 m3) first noticed in the European Alps, has motivated investigations on high mountain rock walls and rock wall permafrost since the 2000s. Mont-Blanc massif (MBM) has become a pilot study area thanks to the wealth of data and knowledge on rockfall and perm...