Could it be a Size 5?
Mark Grist examines a massive avalanche in the Jack Macdonald slide path east of Revelstoke from Jan. 2022, and whether or not it meets the criteria of a Size 5.
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front lines
Shattering the Ice Ceiling: CAA Hosts First All-Women Ops 1
Canadian Avalanche Association hosts first ever all-women Avalanche Operations Level 1 course at Kootenay Pass.
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Responsive Forecast Regions
Karl Klassen looks at Avalanche Canada’s shift to flexible forecast regions.
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Interview: Revising the Avalanche Size Scale
Tyler Carson talks about proposed revisions to the avalanche size scale that aim to improve consistency among professionals in estimating avalanche size.
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From the Archives: The Risky Shift Phenomenon—What Is It, Why Does It Occur, and What are the Implications for Outdoor Recreationists?
In this 2005 article, Tony Webster looks at the “Risky Shift” phenomenon – the tendency for decisions made in groups to be less conservative than the decision of the average group member.
RECCO Reckoning
On March 20, Lion’s Bay Search & Rescue used a helicopter-mounted RECCO detector to find an avalanche victim who was last heard from six days earlier. This was the first time this tool was successfully used in a SAR operation in Canada.
Temperament Over Time
Alex Baechler reflects on a close-call when he was a young ski patroller, and the duty for avalanche workers to refuse unsafe work.
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From the Archives: Avalanche at Marmot Basin
Julie McBride reflects on a dangerous avalanche cycle at Marmot Basin in 2016 that resulted in several avalanches involving professionals, including a Marmot patroller.
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Avalanche Detection in Glacier National Park
An overview of the avalanche detection network in Glacier National Park, BC.
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Intersectional Heuristics in Backcountry Decision-Making
Intersectional heuristics is the missing heuristic trap that makes backcountry groups vulnerable to unconscious bias towards various identities.
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