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11 Cards in this Set
- Front
- Back
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Driving Force
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The force that keeps something moving forward
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Shear Resistance
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The forces that try to cause movement on the landslide
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Powder Avalanche
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Most hazardous. Loose powdered snow rapidly descending down a mountain side
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Slab Avalanche
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occur where a strongly cohesive layer of snow breaks away from a weaker underlying layer, to leave a sharp fracture line
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Rockfall
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When rocks fall, often result from many freeze to thaw cycles. Presence of water is important
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Solifluction
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slow downhill movement of soil saturated with melt water over a permanently frozen sub soil in tundra regions
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How can slopes be strengthened of stabilized?
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Retaining walls, drainage, reducing slope angles, vegetation
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How to identify avalanche
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broken trees, and bald spots
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Avalanche protection
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artificial release, and defense structure
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Landslide and avalanche mitigation
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insurance
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Land use planning
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Vegetation, don't build near such places
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