Ice and rock collapse triggers deadly flood in Nepal, thousands missing

A massive flood that swept through Nepal’s mountainous north this week has left thousands of residents missing after an ice‑rock collapse high in the Himalayas triggered a chain of secondary hazards. The initial failure of a steep glacier and rock face released a torrent of meltwater and debris into the Karnali River basin, overwhelming villages along the downstream floodplain and prompting a large‑scale rescue operation by the Nepalese army and international aid teams.

According to officials, the collapse occurred in the Dhaulagiri region on Tuesday, unleashing a glacial lake outburst that surged downstream within hours. Preliminary assessments indicate that more than 2,000 people are unaccounted for, while dozens of homes, bridges and roads have been destroyed. Experts from the International Centre for Integrated Mountain Development (ICIMOD) emphasized that the disaster illustrates the need for disaster planning that addresses cascading events rather than treating each hazard in isolation, noting that climate‑driven glacier melt, seismic activity and unstable terrain increasingly intersect in the Himalayas.

The government has declared a state of emergency and is coordinating evacuation, medical assistance and supply distribution for affected communities. Authorities and disaster‑risk specialists are now urging the incorporation of multi‑hazard scenarios into national preparedness frameworks, aiming to improve early‑warning systems and land‑use planning to mitigate the impact of future compound events.