A fast flow of snow on slope calls Avalanche, and it's triggered by humans factors or natural. About safety - avalanche terrain: - Terrain management: must avoid to travel if an individual it's risking to be expose to an avalanche terrain. Advice: stay away from exposed rock, do not travel under cutting slopes, stay away from terrain traps (gulleys that can be filled in) and do not travel over convex rolls. - Group management: reduce the risk to involve a member or the entire...