A visit near the border with Tibet laid bare the effects of a swollen river’s furious speed. Miles of devastation were left behind in a flash flood that killed more than 300.
Residents waiting to be airlifted by helicopter in the Rasuwa district of Nepal.
Scientists and disaster response researchers said Nepal’s early flood warning system relied on a conventional network of river gauges in this remote region.
Survivors described the terrifying speed and power of the “boulders, sand and thick sludge” that killed hundreds and wiped out villages on the border between Nepal and Tibet.
An ice avalanche that started high in the Himalayas tumbled thousands of feet, releasing vast amounts of energy that pulverized the ice into a significant volume of flood water.
An aerial view on Thursday of buildings partly submerged in muddy water along a riverside after a flash flood at Trishuli Bazaar in the Nuwakot district of Nepal.