WSL Institute for Snow and Avalanche Research SLF

Research 08.09.2026

3D-printed rock avalanche

At SLF, researchers send water, sand and clay crashing through a model of Blatten in order to better predict the impacts of alpine hazards.

Institutional 04.09.2026

'The summer of 2026 could be an eye-opener'

Brown trees and dry riverbeds: WSL Director Rolf Holderegger explains in an interview what needs to be done after the summer of 2026.

Research 31.08.2026

“In Canada, I was the only avalanche researcher.”

Pascal Haegeli, the new head of the SLF’s Snow Avalanches and Prevention research unit, talks about his plans for his field of research.

Research 25.08.2026

Gone with the wind: SLF measures snowflakes

A special measuring station helps SLF researchers track wind-driven snow transport, for more accurate avalanche forecasts and snow models

Research for people and the environment in a changing world ¶

Events

02.09.2026

Register now: From 15 to 19 February 2027, SLF will once more organise an advanced training course on snow and avalanches in English.

In the media

30.07.2026

SLF researcher Livia Pierhöfer writes in the Bündner Woche about what she has discovered regarding the rock avalanche on 14 April 2024.

Institutional

07.07.2026

Graduating with a grade of 5.7: How two SLF IT apprentices became the best in their subject in the canton.

Research

23.06.2026

"Flora of Graubünden" will celebrate its 100th anniversary in 2032—for the new edition, volunteers and researchers are documenting the local flora.

Services and products

11.06.2026

Heat, drought, heavy rain: a new website presents the key findings and products of the WSL research programme “Extremes”.

Services and products

04.06.2026

To be prepared for the future, we need to understand the past. The new DIAGONAL explains how WSL and SLF are helping to achieve this.

Our experts analyze the avalanche situation.

15 April 2026