Parameter Tree:
EARTH SCIENCE > TERRESTRIAL HYDROSPHERE > SNOW/ICE > AVALANCHE

Definition:
Pertaining to the measuerment of a large mass of snow, ice, soil, rock,
falling rapidly from heights far above a lowland area.


Reference:
Goudie, Andrew. 1997. The Encyclopedic Dictionary of Physical Geography.
Blackwell Publishing, Malden, Massachusetts.