Causes, consequences and implications of the 2023 landslide-induced Lake Rasac glacial lake outburst flood (GLOF), Cordillera Huayhuash, Peru

• Published in: Natural Hazards and Earth System Sciences
• Main Authors: Emmer, Adam, Vilca, Oscar, Salazar Checa, Cesar, Li, Sihan, Cook, Simon, Pummer, Elena, Hrebrina, Jan, Haeberli, Wilfried
• Format: Text
• Language: English
• Published: 2025
• Subjects: Dammed Lake; Glacial Lake; Ice; permafrost
• Online Access: https://doi.org/10.5194/nhess-25-1207-2025; https://nhess.copernicus.org/articles/25/1207/2025/

Glacierised Peruvian mountain ranges are experiencing accelerated, climate-change-driven glacier ice loss. Peru's second highest mountain range, the Cordillera Huayhuash, has lost about 40 % ( ∼ 34 km 2 ) of its glacier cover since the 1970s. Newly exposed landscapes are prone to a number of ha...