Tag Archives: avalanche

Avalanche Awareness Days

Posted on 17 January 2012 by Mika

The third week in January is designated for Avalanche Awareness in Canada, just in time to give a reality check to all the new adventurers lured into the backcountry by spectacular weather. In recent decades, recreational users are more likely … Continue reading →

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Rogers Pass, British Columbia

Posted on 30 April 2011 by Mika

This is a site description from the 2010 geoNatHaz field school. Rogers Pass traverses the Selkirk Mountains at 1330 m above sea level, surrounded by summits reaching nearly 3,440 m above sea level. The region receives an average of 10 … Continue reading →

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Predicting Landslides

Posted on 14 January 2011 by Mika

This post continues on The Trouble With Landslides by investigating in more detail why predicting how landslides will behave is challenging. Small landslides are fairly easy to predict: rockfalls essentially follow trajectories that can be predicted with relatively straightforward physics, … Continue reading →

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The Trouble with Landslides

Posted on 5 January 2011 by Mika

Landslides are among the least sexy disasters. Mud and rocks are less photogenic than lava, a single event usually impacts fewer people than an earthquake, hurricane, or tsunami, and anyone who lives in big, flat places will probably never encounter … Continue reading →

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Hazard Mitigation

Posted on 1 October 2010 by Mika

The first stage of hazard management is to identify the hazards. When a hazard is identified, models are used to establish the likely extent, intensity, and frequency of events to create a hazard map. The hazard map is used in … Continue reading →

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Disaster History of British Columbia

Posted on 1 September 2010 by Mika

Earthquakes The active subduction zone along the west coast of British Columbia is responsible for most of the ≈1,450 earthquakes each year in Canada, and most of the highest-magnitude events. In the 19th and 20th centuries, western Canada experienced eleven … Continue reading →

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