Interrogating a Catastrophic Mass Flow
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Interrogating a Catastrophic Mass Flow

by Alejandro Dussaillant

in December 2017 a catastrophic mass flow occurred in Chilean Patagonia compounding a rock face failure onto a glacial lake moraine cascading down a saturated forested catchment accumulating over 6 million cubic metres of material reacing speeds of 70km/h and wiping out half a town killing dozens. Here Prof Andy Russell explores the event track to identify key sections to survey.