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*SEA ICE
4
Ice and Permafrost
4
Snow
4
*RADAR CROSS SECTIONS
3
*RADAR REFLECTIONS
3
AIRBORNE
3
ANGLE OF ARRIVAL
3
Active & Passive Radar Detection & Equipment
3
BACKSCATTERING
3
FREQUENCY
3
HELICOPTERS
3
ICE
3
KU BAND
3
Physical and Dynamic Oceanography
3
RADAR
3
THINNESS
3
*ARCTIC OCEAN
2
*RADAR SIGNATURES
2
ELECTRICAL PROPERTIES
2
GREENLAND SEA
2
ICEBREAKERS
2
LAYERS
2
MEASUREMENT
2
PACK ICE
2
Pressure ridged ice
2
RANGE(EXTREMES)
2
SUMMER
2
X BAND
2
Ymer vessel
2
Young ice
2
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