Information is emerging about this major event in Nepal. Helicopter video suggests that it was initiated by a very dynamic landslide – possibly a rock avalanche? On 11 October 2026, yet another major debris flow/flood occurred in Nepal, sweeping down the Budhi Gandaki River in Gorkha district. This has caused substantial damage, although not on […]
Himalayas
Posted inThe Landslide Blog
High resolution Pléiades Satellite imagery of the 26 August 2026 Langtang Lirung landslide in Nepal
Simon Gascoin has posted some high resolution satellite imagery of the source of the dreadful landslide disaster in Nepal. On the CESBIO Multitemp blog, Simon Gascoin has posted high resolution CNES Pléiades satellite imagery of the source area of the 26 August 2026 Langtang Lirung landslide in Nepal. This is the first high resolution imagery […]
Posted inThe Landslide Blog
Precursory indications of movement for the 26 August 2026 Langtang Lirung landslide in Nepal
Examination of Planet Labs satellite imagery before the collapse of the slope suggests that there were surprisingly few signs of incipient failure. The catastrophic landslide – debris flow – flood that swept through Tibet and Nepal on 26 August originated with very large rock slope failure on the flanks of Langtang Lirung, a massif located […]
Posted inThe Landslide Blog
The 27 September 2026 landslide on the Kaligandaki River in Nepal
Videos show a large landslide on the Kaligandaki River at Lete in Mustang. On 27 September 2026, a large landslide occurred on the Kaligandaki River in Nepal. The landslide, which was triggered by heavy rainfall over the last few days, has been widely shared on social media. The Straits Times has posted a version to […]
Posted inThe Landslide Blog
A late monsoon sting in the tail for Nepal
Heavy rainfall in Nepal since Thursday has triggered 285 landslides, leading to 15 fatalities with a further three people missing and three people injured. Over the weekend, Nepal (and Sikkim in India) suffered a late monsoon rainfall event that has led to multiple landslides, some of which have to fatalities. The Kathmandu Post has a […]
Posted inThe Landslide Blog
Precursory deformation for the 26 August 2026 Nepal landslide disaster
A new paper (Wang et al. 2026) suggests that the bedrock failure that initiated the Nepal landslide disaster may have displayed measurable precursory deformation. Inevitably, one of the key discussion points in the aftermath of the 26 August 2026 Nepal landslide disaster is whether the failure could have been anticipated. Opinions differ, but a key […]
Posted inThe Landslide Blog
Updates on the 2026 Nepal-Tibet landslide and the 2023 Teesta Valley GLOF
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. In the last few days, two really interesting and useful updates have been published covering the 3-4 October 2023 GLOF in the Teesta Valley in India and the 26 August 2026 landslide […]
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The landslide that caused the 26 August 2026 debris flow in Nepal and Tibet
Enough satellite and drone imagery is now available to allow some initial analysis of the landslide that started the 26 August 2026 debris flow in Nepal and Tibet. Much has been written over the last ten or so days about the tragic debris flow that has caused such high levels of damage and loss of […]
Posted inNews
Trekking Tourism Leaves a Microplastic Footprint in a High Himalayan Lake
Plastic pollution may ripple downstream, threatening the human and wildlife communities that depend on glacier-fed waters.
Posted inNews
In Bihar, Groundwater Treatment Units Were Installed in Regions That Didn’t Need Them
Some regions that did need systems to treat carcinogens such as arsenic went without.