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Alps

Annotated image showing the speculative main aspects of the 21 June 2024 Sorte debris flow in Switzerland. Base image from Swisstopo.
Posted inThe Landslide Blog

The possible causes of the deadly 21 June 2024 Sorte debris flow in Switzerland

by Dave Petley 26 June 202426 June 2024

The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. The Federal Office of Topography in Switzerland has collected and published online aerial imagery of the site of the deadly 21 June 2024 debris flow in Switzerland, which killed three people. The […]

A webcam image of the aftermath of the Piz Scerscen rock avalanche, captured at 16:44 from the Corvatsch skiing station.
Posted inThe Landslide Blog

Webcam images of the 14 April 2024 Piz Scerscen rock avalanche

by Dave Petley 18 April 202418 April 2024

The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. Silvan Leinss from Gamma Remote Sensing has very kindly captured and downloaded webcam images from the Corvatsch skiing station on the day of the Piz Scerscen rock avalanche. The camera was pointed […]

The toe of the 14 April 2024 Piz Scerscen rock avalanche in Switzerland.
Posted inThe Landslide Blog

Images of the 14 April 2024 Piz Scerscen rock avalanche in Switzerland

by Dave Petley 16 April 202416 April 2024

Piz Scerscen The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. Various images have now emerged of the 5 km long, 14 April 2024 Piz Scerscen rock avalanche in Switzerland. With thanks to Amt für Naturgefahren, Kanton Graubünden, Ch, these three […]

Posted inThe Landslide Blog

A large rock avalanche on Piz Scerscen in Switzerland

by Dave Petley 15 April 202415 April 2024

The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. Early in the morning of 14 April 2024, a large rock avalanche occurred on the flanks of Piz Scerscen in the Swiss Alps, close to the border with Italy. Fortunately, the landslide […]

The Swiss Alps, in which mountaineers face rockfall hazards.
Posted inThe Landslide Blog

Rockfalls as a hazard to mountaineers in high mountain areas

by Dave Petley 5 March 20245 March 2024

The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. Rockfalls are a key risk to climbers in high mountains, potentially causing injury or even loss of life. We regularly record such events in our fatal landslide research, although I have always […]

Photo of a snow covered mountain
Posted inEditors' Highlights

Illuminating the Complex Structural Fabric Beneath the European Alps

by Fiona Darbyshire 5 October 20238 July 2024

A new study investigates the dynamics of the complex continental collision that formed the European Alps and reveals how structural alignments change with depth.

The highly mobile boulders at Ticino in Switzerland.
Posted inThe Landslide Blog

Spectacular bouncing boulders in Ticino, Switzerland

by Dave Petley 21 September 202321 September 2023

The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. Highly mobile boulders are one of the most extraordinary and hazardous landslide phenomena. In recent years, mobile phone footage has captured a number of these events, such as the famous boulder at […]

Diagram from the paper.
Posted inEditors' Highlights

A New Workflow to Image the 3D Structure of Active Faults

by Patricia Martínez-Garzón 22 June 202322 June 2023

A new approach to illuminate 3D fault structures using earthquake hypocenters may improve our understanding of earthquake propagation and arrest across step overs.

The laser device sits on top of Mount Säntis, shooting a green laser into a cloudy sky.
Posted inNews

How to Bend Lightning with a Laser Beam

by Bill Morris 24 February 202324 February 2023

For the first time, scientists have redirected lightning using a laser beam. And that’s just the start of what’s possible.

Maps showing distribution of different drought types.
Posted inEditors' Highlights

Streamflow Drought Intensification in the European Alps

by Valeriy Ivanov 1 February 202331 January 2023

A five-decade analysis of drought generation processes in the Alps shows their changing seasonality in high-elevation basins with increasingly frequent droughts caused by a lack of snowmelt water.

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