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What does the snow layer tell us?

Snow physicist Charles Fierz and his colleague from the Institute for Snow and Avalanche Research (SLF) in Davos demonstrate the various tests and measurements carried out to check for weak layers in the snowpack. (SRF, swissinfo.ch)

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SWI swissinfo.ch - a branch of Swiss Broadcasting Corporation SRG SSR

SWI swissinfo.ch - a branch of Swiss Broadcasting Corporation SRG SSR