An avalanche results from a large mass of snow and ice suddenly slipping from its position and moving rapidly down a slope.
Explains why we need to worry about avalanches, and describes the different types.
Questions and answers about what an avalanche is, and the dangers of them.
Illustrated explanations of how they are formed, and why they behave differently.
Provides avalanche forecasts and warnings for Colorado. Includes accident reports and educational resources.
Article warns of the dangers of avalanches when skiing.
Explains why avalanches are difficult to predict, and illustrates the different ways they can form.
Facts and figures from the National Snow and Ice Data Center. Includes safety advice and an explanation of the danger scale.
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