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Avalanche bulletin and snow situation

Edition: Wed 24.4., 17:00

Forest

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The Lötschental tree-growth monitoring transect
Tree-ring research: much more than just counting rings
Subfossil wood in Zurich
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Swiss Federal Institute for Forest, Snow and Landscape Research WSL

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Swiss Federal Institute for Forest, Snow and Landscape Research WSL

SLF and WSL websites

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Swiss National Forest Inventory NFI - a forest information service

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WSL Institute for Snow and Avalanche Research SLF in Davos

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Swiss Forest Protection

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Warnings on natural hazards by Swiss federal authorities

Research for people and the environment in a changing world: The Swiss Federal Institute for Forest Snow and Landscape Research WSL monitors and studies forest, landscape, biodiversity, natural hazards and snow and ice. WSL is a research institute of the Swiss Confederation and part of the ETH Domain. The WSL Institute for Snow and Avalanche Research SLF is part of the WSL since 1989.