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U
:
36
terms
U section
UAV
USE
Unmanned Aerial Vehicle
UIAA
USE
International Union of Alpinist Associations
UIAA label
ultrasonic depth sensor
ultrasonic logging
ultraviolet radiation
unclean avalanche
unconfined avalanche
unconformity
under ridge area
USE
crest area
underground ice
USE
ground ice
undulated surface
undulations on ice surface
unexploded charge
USE
dud
ungroomed tracks
USE
outside of controlled runs
uniaxial compression
universal stage
unloading (slope)
Unmanned Aerial Vehicle
unstable air
unstable layer
USE
weak layer
unstable snowpack
uomo morto
USE
deadman
uphill route
uplift of glacier surface
upper atmosphere
upper wind
USE
wind aloft
upper wood line
USE
tree line
upper-level wind
USE
wind aloft
upward freezing
upwelling
upwind
upwind slope
urban snow deposit
usual track