Nearly two-thirds of a high-altitude glacier near the Nepal-Tibet border sheared away and plunged about 1.2km into the Lhende Khola river catchment Wednesday. This triggered a chain reaction in which falling ice gathered rock, snow and sediment, temporarily blocked the river and then released a debris-laden torrent into the Bhote Koshi-Trishuli corridor, satellite analysis and scientists’ assessments showed.

NEW DELHI — A deadly flash flood near Nepal's border with Tibet on Wednesday may have been triggered when the lower part of a glacier broke off and...

The deadly flash floods that tore through Nepal’s Himalayan border region on Wednesday may have been triggered by a massive chunk of glacier breaking away high in the mountains…

Experts warned that a blockage remaining upstream could trigger another flood.