a major source of hazard for people and
infrastructure. Due to the flank instability of volcanic edifices, landslides, or flank collapses, at active
volcanoes can trigger major eruptions or produce tsunami waves when the
material enters open or
enclosed water bodies.
A large landslide occurred at Askja Volcano, Iceland, on July 21st, 2014. The landslide had a total
volume between 30 and 50
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