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Conduction, convection, radiation, evaporation and respiration.
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The ground stealing more heat than the air.
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Why a sleeping pad matters more than a heavier blanket.
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Water conducting heat far faster than air.
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Cotton losing insulation when wet and drying slowly.
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Base, insulation and shell with distinct jobs.
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Venting before you soak the insulating layer.
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Away from water, widow-makers and cold sinks.
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Small enough for body heat to warm it.
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Debris hut, lean-to and using natural features.
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Snow as insulation, and the ventilation requirement.
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Dry, insulated, sheltered, then warm sweet drinks if alert.
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Vasodilation increasing heat loss while feeling warm.
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Melting snow costing body heat.
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Moving air accelerating convective loss.
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Staying with the vehicle and the exhaust hazard.
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Stumbles, mumbles, fumbles and grumbles as early indicators.
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What must be in the vehicle before the storm.
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Shivering, confusion, and loss of coordination.
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Cessation as deterioration, not recovery.
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Numb, waxy, pale tissue.
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Not rewarming if refreezing is possible.
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Prolonged cold wet exposure without freezing.
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Cold shock, swim failure and then hypothermia.
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One minute, ten minutes, one hour as the immersion timeline.
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Curling to reduce surface area in water.
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Kicking horizontal and rolling away from the break.
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Terrain, weather and snowpack as the assessment triad.