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Researchers have reconstructed the recent mass balance of glaciers in High Mountain Asia. Only 60 % of the annual melt was replenished by snow.


A review study shows: Many species cannot keep up with increasing warming, although they move to higher altitudes.


The description of the danger levels leaves room for interpretation for avalanche forecasters. A data-based approach helps to provide more clarity.


Researchers are testing a new method of measuring snow properties, using sensors for navigation satellite systems.


The scenarios provide hourly climate values for almost 200 stations in Switzerland up to the year 2100.


On Twitter, Facebook, Instagram and YouTube you can regularly find out about our research on snow, avalanches, natural hazards and the environment.


Placing white tarpaulins over glaciers temporarily reduces ice melt, but because of the costs this is only viable for small areas.



In a difficult year, WSL launched major interdisciplinary initiatives with partner organizations and published more than ever.


"Forest Functioning under Air Pollution and Climate Change", August 2021 in Davos: enrollment open for PhD, Postdocs and MSc in their last year.


Evaluation of measured data collected throughout the Alps reveals regional disparities in decline of snow cover.


In memory of the late WSL Director Koni Steffen, a symposium on cryosphere and climate will be held from 21-22 October 2021. Register now.


How will climate change affect the water situation in Switzerland? This question was the focus of the research programme Hydro-CH2018.


February 11 is International Day of Women and Girls in Science! We asked WSL female researchers why they chose their profession.


Avalanche simulations provide a possible explanation for the mysterious death of nine ski hikers in the Ural Mountains 60 years ago.


Data from Glacier Monitoring in Switzerland (GLAMOS) shows: the volume of Swiss glaciers has continued to decline in summer 2020.


Floods, landslides and debris flows caused some CHF 85 million of damage and resulted in five fatalities in 2019.


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


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]


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


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