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EARTH SCIENCE > CRYOSPHERE > SNOW/ICE > SNOW DEPTH
6
GRID
OTHER
6
10 KILOMETERS TO 50 KILOMETERS
4
DRIFTING ICE CAMP
4
EARTH REMOTE SENSING INSTRUMENTS > PASSIVE REMOTE SENSING > PROFILERS/SOUNDERS > TOVS > TIROS OPERATIONAL VERTICAL SOUNDER
4
EARTH REMOTE SENSING INSTRUMENTS > PASSIVE REMOTE SENSING > SPECTROMETERS/RADIOMETERS > IMAGING SPECTROMETERS/RADIOMETERS > SMMR > SCANNING MULTICHANNEL MICROWAVE RADIOMETER
4
EARTH REMOTE SENSING INSTRUMENTS > PASSIVE REMOTE SENSING > SPECTROMETERS/RADIOMETERS > IMAGING SPECTROMETERS/RADIOMETERS > SSMI > SPECIAL SENSOR MICROWAVE/IMAGER
4
IN SITU/LABORATORY INSTRUMENTS > PROBES > SNOW MEASURING ROD
4
MANNED PERMANENT STATION
4
SATELLITE
4
WEEKLY TO MONTHLY
4
climatologyMeteorologyAtmosphere
4
1 SECOND TO 1 MINUTE
2
EARTH REMOTE SENSING INSTRUMENTS > PASSIVE REMOTE SENSING > PHOTON/OPTICAL DETECTORS > CAMERAS > CAMERAS
2
EARTH REMOTE SENSING INSTRUMENTS > PASSIVE REMOTE SENSING > POSITIONING/NAVIGATION > GPS > GPS > GLOBAL POSITIONING SYSTEM
2
EARTH SCIENCE > CRYOSPHERE > SNOW/ICE > SNOW COVER
2
EARTH SCIENCE > CRYOSPHERE > SNOW/ICE > SNOW/ICE TEMPERATURE
2
FIELD SURVEY
2
IN SITU/LABORATORY INSTRUMENTS > CURRENT/WIND METERS > ANEMOMETERS
2
IN SITU/LABORATORY INSTRUMENTS > CURRENT/WIND METERS > EDDY CORRELATION DEVICES
2
IN SITU/LABORATORY INSTRUMENTS > PHOTON/OPTICAL DETECTORS > VISUAL OBSERVATIONS
2
IN SITU/LABORATORY INSTRUMENTS > TEMPERATURE/HUMIDITY SENSORS > TEMPERATURE SENSORS
2
OBSERVATORY
2
POINT
2
environment
1
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