Record summer heat has degraded permafrost on Mont Blanc, triggering hundreds of rock collapses and forcing climbing route closures, as local communities and researchers warn of growing instability.
Mont Blanc rock falls surge as climate warming destabilises Alpine permafrost
Record summer heat has degraded permafrost on Mont Blanc, triggering hundreds of rock collapses and forcing climbing route closures, as local communities and researchers warn of growing instability.
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