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ARCTIC OCEAN
2
ELLESMERE ISLAND
2
ICE
Ice and Permafrost
2
SEA ICE
2
Snow
2
*ACOUSTIC DATA
1
*OCEANOGRAPHIC DATA
1
*RADAR IMAGES
1
*SCANNING
1
*SEA ICE
1
*UNDERICE
1
ACOUSTIC DATA
1
ACOUSTIC DETECTION
1
ACOUSTIC MEASUREMENT
1
AERIAL CAMERAS
1
AIRBORNE
1
ARCTIC REGIONS
1
ATMOSPHERIC TEMPERATURE
1
Acoustic Detection and Detectors
1
Acoustics
1
Active & Passive Radar Detection & Equipment
1
BAROMETRIC PRESSURE
1
COMPARISON
1
DATA BASES
1
DEPTH
1
DETECTORS
1
ELECTRICAL CONDUCTIVITY
1
ELECTRICAL PROPERTIES
1
ENVIRONMENTS
1
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