Artificial avalanche, 人造雪崩

An artificially triggered avalanche thunders down a mountain side at the Vallee de la Sionne in Anzere near Sion, Switzerland. The full-scale avalanche dynamics test site is providing scientists and engineers of the Swiss Institute of Research of Snow and Avalanches with essential data to understand and model avalanche motion, according to the Institute website.
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February 3, 2015 http://www.voanews.com/media/photogallery/february-3-2015-day-in-photos/2626612.html

/Denis Balibouse/Reuters
Artificial avalanche
An artificially triggered avalanche to help scientists understand its motion thunders down a mountain past a 30-metre high pole holding measuring equipment, at the Vallee de la Sionne in Anzere near Sion, Switzerland on Tuesday
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