Things to know about avalanches, what causes them and how to stay safe / Avalanche danger forecast to spike in parts of B.C. this weekend / Navigating the "Boomer stuff avalanche" with professional help / Avalanche warning issued for B.C., Alberta / Avalanche forecasters try to curb deaths as skiers and snowmobilers flock to backcountry areas / The avalanche risk is high in much of the western U.S.. Here's what you need to know to stay safe