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[INTERNATIONAL] · France, Italy, Austria · 14 sources

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Mont Blanc faces increasing danger from melting glaciers and rockfalls

Climate warming is rapidly altering the landscape of Mont Blanc, Europe’s highest peak, increasing risks for climbers and local communities. Record heat waves this summer have severely damaged the permafrost that historically stabilized the Alpine terrain, leading to increased rockfalls and unstable cliffs.

Local officials in Chamonix-Mont-Blanc report that since mid-July, there has been a noticeable rise in rockfalls. Glacial retreat and snowmelt have also caused crevasses to open, making several routes difficult to traverse or entirely impassable. Notably, a famously dangerous gully at 4,805 meters has become temporarily inaccessible to climbers.

Temperature data from Meteo France highlights the severity of the shift. On the Aiguille du Midi peak, the average July temperature reached a record 3.3 C, a significant increase from the 1.6 C average recorded in 1994. These changes are drawing comparisons to recent catastrophic flooding in the Himalayas, underscoring the growing instability of high-altitude glacial environments.

Entities

Aiguille du Midi · Chamonix-Mont-Blanc · Mont Blanc · Météo France · Stéphane Bozon

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