There are several hundred avalanches a season in mountains worldwide, but most do not affect people. On the Alps and similar ranges, there are a few dozen fatalities per year.
Avalanches occur in the back country where we like to play. Most avalanches occur on slopes between 35 & 45 degrees. Slopes less than 30 degrees rarely produce avalanches, and slopes greater than...
Avalanches.
An avalanche occurs when a mass of snow falls down a mountainside. That is because new snow (which is not wet) accumulates on a more heavy snow layer. Since the new snow layer is not...