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08.06.2020

Leg 3 of MOSAiC takes 3 months longer than planned. The WSL remote sensing installation threatened by ice crack finally allows good data collection.

03.05.2020

Burnt beech forests provide less protection against natural hazards than intact woods. A new WSL Fact Sheet describes the fire and vegetation dynamics. [in german]

09.03.2020

The Summer School FORMON for PhD, postdocs and master students will take place in Davos from 23 to 29 August. Apply by May 1st.

16.12.2019

20 years ago, hurricane Lothar caused tremendous damage. Meanwhile, more robust, species-rich forests have regrown in many places.

14.11.2019

SLF researcher David Wagner reports on how the MOSAiC expedition team have found a suitable ice floe for their stay in the Arctic Ocean.

23.10.2019

SLF researcher Yves Bühler is fascinated by New Zealand's natural environment – especially its spectacular avalanches. Read more in the blog.

04.09.2019

The Federal Council has elected Michael Hengartner, Rector of the University of Zurich, as President of the ETH Board.

31.07.2019

Professor Alexandre Buttler, head of the WSL Lausanne site and former member of the WSL management, is retiring today.

14.06.2019

The WSL has replaced the force plate used to measure debris-flows in the Illgraben gully near Leuk (VS). It delivered its first data on June 10.

14.03.2019

Floods, landslides and debris flows caused some CHF 200 million of damage in Switzerland in 2018.

07.03.2019

The ETH Board appointed landscape researcher Anna M. Hersperger as a member of the WSL-Directorate.

15.01.2019

The extraordinary avalanche situation has passed. The avalanche danger levels are diminishing.

14.01.2019

Avalanche danger is diminishing, isolated large-sized naturally triggered avalanches possible

14.01.2019

Regionally very high avalanche danger in the Swiss Alps

13.01.2019

Regionally very high avalanche danger in the Swiss Alps

13.01.2019

Extraordinary snow and avalanche situation

12.07.2018

As in previous years, SLF offers several courses about snow and avalanches. Registration is open now.

02.07.2018

Spectacular outbreak of the larvae of the grey larch tortrix in Engadine and Valais: the trees look ill, but will recover within short time.

23.03.2018

Biodiversity continues to decline in every region of the world, significantly reducing nature’s capacity to contribute to people’s well-being.

19.03.2018

Most large avalanches have a distinct fracture line. Read more for a synopsis of the different avalanches types.