Climate & Environment
Nepal's flood alarms watch its own known lakes — but the Bhote Koshi's disasters keep starting across the border in Tibet, beyond every sensor…
By Laxman Rawal · Aug 26, 2026
Part of our continuing series — The Himalaya and Climate Change in 2026 . When a wall of water surged out of Tibet and down the Bhote Koshi into Nepal's Rasuwa district on 26 August 2026 — killing at least 95 people, according to Bagmati Pradesh Police — the…
Travel Himalaya Nepal · News
A glacial lake outburst flood — GLOF — happens when a lake dammed by ice or loose glacial debris fails and empties down-valley in hours, sometimes minutes. (New to the mechanism? Start with our plain-language GLOF explainer ; this piece is about the alarms…
Travel Himalaya Nepal · News
Nepal is not starting from zero. In the 1990s the Department of Hydrology and Meteorology installed a GLOF early-warning system below Tsho Rolpa , a large and dangerous lake in the Tama Koshi basin of eastern Nepal — one of the first such systems anywhere in…
Travel Himalaya Nepal · News
Set the Imja model against what happened on the Lhende and the problem comes into focus. Nepal's alarm systems are built lake-by-lake, below known , mapped, monitored lakes on the Nepali side of the border. The Bhote Koshi's recent floods break that model in…
Travel Himalaya Nepal · News
The experts are fairly clear about the direction. Cross-border cooperation matters most for the Bhote Koshi: shared, real-time monitoring between Nepal, China and a regional body such as ICIMOD, so a lake breaching inside Tibet triggers an alert in Rasuwa…
Travel Himalaya Nepal · News
Syabrubesi — the road-head where essentially every Langtang trek begins — and Timure on the Rasuwagadhi border road were both in the flood's path. The trail up the Langtang valley is being assessed; road and bridge access via Syabrubesi may be disrupted while…
Travel Himalaya Nepal · News
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