Why Nepal's Deadliest Glacier Just WIPED An Entire Valley Off The Map

Why did Nepal’s deadliest glacier collapse wipe an entire Himalayan valley off the map? On August 26, 2026, a massive section of glacier and mountainside collapsed near Langtang Lirung, triggering a catastrophic flash flood through the Nepal–Tibet border region. Racing water, ice, rock, and mud swept through communities, destroyed roads and bridges, damaged hydropower projects, and left thousands of people missing. In this video, we examine how the glacier collapse began, why the flood became so destructive, and how thawing permafrost may be weakening the natural “glue” holding Himalayan mountains together. We also explore Nepal’s dangerous geography, the limitations of its warning systems, and why scientists fear similar disasters could happen across the Himalayas. This is more than the story of one disappearing valley. It is a warning about collapsing glaciers, unstable mountains, climate change, and the growing threat facing communities throughout Nepal and the wider Himalayan region. Sources and further reporting: Reuters: https://www.reuters.com/business/envi... AP News: https://apnews.com/hub/nepal The Washington Post: https://www.washingtonpost.com/weathe... #Nepal #GlacierCollapse #Himalayas #FlashFlood #NaturalDisaster #ClimateChange #NepalFlood #Geography #ExtremeWeather