Search results
Results From The WOW.Com Content Network
What Causes Avalanches? The behavior of an avalanche depends on the structure of the snowpack, but that's only one ingredient. An avalanche requires all the wrong conditions at the wrong time.
Avalanches and avalanche paths share common elements: a start zone where the avalanche originates, a track along which the avalanche flows, and a runout zone where the avalanche comes to rest. The debris deposit is the accumulated mass of the avalanched snow once it has come to rest in the run-out zone.
On February 17, 2006, a massive rock slide-debris avalanche occurred in the Philippine province of Southern Leyte, causing widespread damage and loss of life. The deadly landslide (or debris flow) followed a 10-day period of heavy rain and a minor earthquake (magnitude 2.6 on the moment magnitude scale). The official death toll was 1,126.
Example of powder snow avalanche. A powder snow avalanche is a type of avalanche where snow grains are largely or completely suspended and moved by air in a state of fluid turbulence. They are particle-laden gravity currents [1] and closely related to turbidity currents, pyroclastic flows from volcanoes and dust storms in the desert.
Avalanches can occur on any steep slope, given the right conditions, according to the National Weather Service. Warning signs include cracks forming in the snow around a person's feet or skis, a ...
The avalanche happened on the peak of Punta Valgrande, a popular mountain in the Swiss Alps among experienced hikers and skiers, near the border of Italy and Switzerland.
A loose snow avalanche is an avalanche formed in snow with little internal cohesion among individual snow crystals.Usually very few fatalities occur from loose snow avalanches, as the avalanches have a tendency to break beneath the person and are usually small even having a path as small as a few centimeters, and as a result are sometimes called "harmless sloughs" that usually at most cause ...
In Tennessee, the relentless rain also caused the levee along the Obion River to fail. That sent residents scrambling for safety as the waters rose, and dramatic drone video recorded from high ...