@inproceedings{rohmer:hal-05532857, TITLE = {{Dealing with imperfect knowledge in natural hazard assessments: beyond classical probabilities and challenges.}}, AUTHOR = {Rohmer, Jeremy}, URL = {https://brgm.hal.science/hal-05532857}, BOOKTITLE = {{EGU 2026}}, ADDRESS = {Wien, Austria}, YEAR = {2026}, MONTH = May, KEYWORDS = {Uncertainty; Natural Hazrds; Epistemic; Aleatory; Imperfect knowledge}, HAL_ID = {hal-05532857}, HAL_VERSION = {v1}, }