
Bombing to initiate controlled avalanches. |

Destructive power of an avalanche wiping out
trees along path (http://www.avalanche.be/) |

Avalanche paths close to the highway throught Rogers Pass, BC (Photo by
Nicolas Teichrob) |
|

Avalanche path along highway at Rogers
Pass, British Columbia (Photo by Jenny Rossi)
|

Powder avalanche
|

Powder avalanche accumulating more snow
(http://www.pbs.org/wgbh/nova/avalanche/elements.html)
|

Layers within a snowpack help to determine instabilities
(http://www.pbs.org/wgbh/nova/avalanche/elements.html)
|

People in avalanche terrain must be aware of their surroundings
(www.nationalgeographic.com/. ../expedition1.html) |

Search and rescue team (www.msnbc.msn.com/ id/6827473/) |