In this Jan. 4, 2013 photo, evidence of sliding snow is seen in steep terrain near a ski area at Snoqualmie Pass in Washington state. Where backcountry safety education once stressed th

 

              In this Jan. 4, 2013 photo, evidence of sliding snow is seen in steep terrain near a ski area at Snoqualmie Pass in Washington state. Where backcountry safety education once stressed th
In this Jan. 4, 2013 photo, evidence of sliding snow is seen in steep terrain near a ski area at Snoqualmie Pass in Washington state. Where backcountry safety education once stressed the mechanics of avalanches and snow science, training courses now incorporate a focus on human factors such as how to make better decisions, manage group dynamics and speak up should danger arise. (AP Photo/Ted S. Warren)