Aluminum fences help prevent deadly avalanche at Yosemite, study says

By DAVID BUNNIS, Associated Press A new study finds aluminum fencing can stop an avalanche of up to 1,000-foot-tall (400-meter) high by trapping the snowpack behind the ice in the center of the glacier.Researchers have studied the effect of ice thickness and thickness of the ice, and found that in places where the thickness is […]