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EARTH REMOTE SENSING INSTRUMENTS > PASSIVE REMOTE SENSING > SPECTROMETERS/RADIOMETERS > SPECTROMETERS > SPECTROMETERS
EARTH SCIENCE > BIOSPHERE > TERRESTRIAL ECOSYSTEMS > ALPINE/TUNDRA
FIELD SURVEY
3
GRID
3
biota
3
MONTHLY TO ANNUAL
2
1 KILOMETER
1
250 METERS TO 500 METERS
1
500 METERS TO 1 KILOMETER
1
ANNUAL
1
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