Uploaded August 2026 | Updated September 2026, 3 weeks ago
An entire river valley along the Nepal border was wiped out in seconds — but local radar showed no rain, and it wasn't an earthquake. CBC meteorologist Johanna Wagstaffe breaks down how a massive glacier collapse triggered a violent inland tsunami, and why geologists warn this unfolding climate disaster isn't over yet.
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For more than 80 years, CBC News has been the source Canadians turn to, to keep them informed about their communities, their country and their world. Through regional and national programming on multiple platforms, including CBC Television, CBC News Network, CBC Radio, CBCNews.ca, mobile and on-demand, CBC News and its internationally recognized team of award-winning journalists deliver the breaking stories, the issues, the analyses and the personalities that matter to Canadians.
An entire river valley along the Nepal border was wiped out in seconds — but local radar showed no rain, and it wasn't an earthquake. CBC meteorologist Johanna Wagstaffe breaks down how a massive glacier collapse triggered a violent inland tsunami, and why geologists warn this unfolding climate disaster isn't over yet.
»»» Subscribe to CBC News to watch more videos: bit.ly/1RreYWS
For breaking news, video, audio and in-depth coverage: cbc.ca/news
Follow CBC News on TikTok: tiktok.com/@cbcnews
Subscribe to CBC News on Snapchat: bit.ly/3leaWsr
Subscribe to CBC News on WhatsApp: whatsapp.com/channel/0029Vb6MSjH9Bb63S9tbQa1Y
Download the CBC News app for iOS: apple.co/25mpsUz
Download the CBC News app for Android: bit.ly/1XxuozZ
»»»»»»»»»»»»»»»»»»
For more than 80 years, CBC News has been the source Canadians turn to, to keep them informed about their communities, their country and their world. Through regional and national programming on multiple platforms, including CBC Television, CBC News Network, CBC Radio, CBCNews.ca, mobile and on-demand, CBC News and its internationally recognized team of award-winning journalists deliver the breaking stories, the issues, the analyses and the personalities that matter to Canadians.
