Swiss Federal Institute for Forest, Snow and Landscape Research WSL

Avalanche bulletin and snow situation
Edition: Wed 11.9., 17:00
Avalanche Bulletin
Research 03.09.2024
Blue-green biodiversity: recognise, conserve, promote
Blue-green biodiversity: recognise, conserve, promote

The results of the ‘Blue-Green Biodiversity’ (BGB) joint research initiative will be presented at the Special Info Day on 3 September.

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Research 31.08.2024
1300 tree species in cities: hosts for pests?
1300 tree species in cities: hosts for pests?

More than 1300 tree species grow in Swiss cities, but only 76 in the forest. This means that pests find many potential hosts there.

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Die Bäume auf dem Opernhausplatz in Zürich sind im Baumkataster eingetragen. Es sind nicht-einheimische Rot-Eichen (Quercus rubra) und Dornenlose Gleditschien (Gleditsia triacanthos f. inermis), beides nordamerikanische Arten. (Foto: Peter Longatti)
 
Research 28.08.2024
Vapourised pines: project on drought stress
Vapourised pines: project on drought stress

WSL researchers are spraying pine trees with water vapour in the Valais to disentangle the effects of air and soil dryness.

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Auf Gerüsten montierte Düsen sprühen mit Hochdruck winzige Wassertropfen in die Luft, die sogleich verdunsten und somit in den Baumkronen das Dampfdruckdefizit, den «Durst» der Luft, reduzieren. Gleichzeitig wird die Bodentrockenheit mit Hilfe einer Bewässerungsanlage und Regendächern manipuliert. (Foto: M. Schaub)
 
Research 07.08.2024
How forest trees defy extreme heatwaves
How forest trees defy extreme heatwaves

A study led by WSL and EPFL has investigated how trees survive extreme heat using drones and thermal imaging cameras.

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Licor-Gerät im Wald aus Kermes-Eichen in Spanien (Valencia). (Fotos: Charlotte Grossiord)
 

Research for people and the environment in a changing world

News

Research
10.09.2024
Historische Bauten des College of Natural Ressources, der Fakultät für natürliche Rohstoffe der Königlichen Universität von Bhutan in Lobesa. (Foto: Pema Eden / CNR-RUB)

Happy research

The SLF researches permafrost and snow in the Himalayan state of Bhutan and works with the local population to develop measures to combat climate-related risks.

Opinion
30.08.2024

The state of biodiversity is not a matter of opinion

ETH Zukunftsblog by Loïc Pellissier, professor at ETH Zurich and WSL, on the biodiversity initiative.

Research
04.07.2024

Birds on duty as pest controllers

Urban trees are suffering because of invasive insects. Read in the new DIAGONAL how WSL is exploring whether birds could be of help.

Research
25.06.2024
Ein SLF-Mitarbeiter notiert Vegetations-Daten an einer IMIS-Station im Bäretälli bei Davos. (Foto: Christian Rixen / SLF)

Snow or plant

Machine learning helps researchers to use weather stations to investigate the consequences of climate change for the growth of alpine vegetation.

Institutional
14.06.2024

New director

The Federal Council has appointed Rolf Holderegger as the new director of WSL.

Services and products
05.06.2024

Cities as habitats

Understanding and improving biodiversity in the city: Read in the new DIAGONAL magazine how WSL is contributing to this.

All news