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Ensemble-Based Data Assimilation of Volcanic Ash Clouds from Satellite Observations: Application to the 24 December 2018 Mt. Etna Explosive Eruption

Pardini F, S. Corradini, A. Costa, Tomaso Esposti Ongaro, L. Merucci, A. Neri, D. Stelitano and Mattia de’ Michieli Vitturi (2020).Atmosphere, 11/4, 359; https://doi.org/10.3390/atmos11040359. Abstract Accurate tracking and forecasting of ash dispersal in the atmosphere and quantification of its uncertainty are of fundamental importance for volcanic risk mitigation.

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A framework for validation and benchmarking of pyroclastic current models

Example of a hierarchy of validation tiers for pyroclastic currents. (A) Complete system (public domain photo courtesy of B. Voight, Penn State University). (B) Subsystem (public domain photo courtesy of Jonathan Stone). (C) Benchmark case (photo courtesy of G. Lube, Massey University, NZ). (D) Unit problem (picture modified after Hallworth…

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