Hot answers tagged environment
Months to years - although the actual duration in a specific environment depends on the nature of that environment and is tied to oxygen level. Higher oxygen, faster degradation. Less oxygen, the estrogen molecules interconvert among various closely related molecules which hampers both their detection and their degradation. For more info, please see: ...
The roots do actually continue to hold soil without being alie. The stabilizing properties are structural in nature. You begin to lose those though as the roots decompose, and the important roots against erosion, millions of fine root hairs, will go first. But leaving the roots in on a dead tree will help for a bit, but isn't a long term solution.
Most animals are not well adapted to deal with avalanches. For example, more mountain goats are killed by rock slides than by predators. http://www.nationalgeographic.com/lewisandclark/record_species_150_11_2.html Meanwhile, a mountain at risk of snow avalanche must be deep in snow, right? At that point, there is very little food to be found; it's all ...
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