| Secrets of the Snow: Visual Clues to Avalanche and Ski Conditions The surface of fallen snow--its contours and texture--can tell the interested observer much about the forces that shaped it and about its stability and what it is likely to do. Will it be good for skiing or for packing as a snowball? Will it slide? Is it dangerous? LaChapelle, professor emeritus at the University of Washington, developed many of the techniques of avalanche forecasting and control in use today. (Bowker Author Biography) |