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- Avalanches
- Control 3
- History 2
- Snow mechanics 2
- Cold weather conditions 1
- Disaster relief 1
- Engineering 1
- Frontier and pioneer life 1
- Government policy 1
- Hazardous geographic environments 1
- Human ecology 1
- Ice 1
- Ice mechanics 1
- Management 1
- Mountain life 1
- Research 1
- Safety measures 1
- Security measures 1
- Skis and skiing 1
- Snow 1
- Social aspects 1
- Structural design 1
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2
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3
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7