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EARTH SCIENCE > LAND SURFACE > SOILS > SOIL MOISTURE/WATER CONTENT
FIELD SURVEY
29
environment
TRANSECT
24
30 METERS TO 100 METERS
17
IN SITU/LABORATORY INSTRUMENTS > PROBES > PROBES
17
MONTHLY TO ANNUAL
17
EARTH SCIENCE > BIOSPHERE > TERRESTRIAL ECOSYSTEMS > ALPINE/TUNDRA
14
EARTH SCIENCE > CRYOSPHERE > FROZEN GROUND > ACTIVE LAYER
14
EARTH SCIENCE > BIOSPHERE > ECOLOGICAL DYNAMICS > ECOSYSTEM FUNCTIONS > BIOMASS DYNAMICS
12
EARTH SCIENCE > BIOSPHERE > VEGETATION > BIOMASS
12
EARTH SCIENCE > BIOSPHERE > VEGETATION > CARBON
12
EARTH SCIENCE > CLIMATE INDICATORS > TERRESTRIAL HYDROSPHERE INDICATORS > PERMAFROST MELT
12
EARTH SCIENCE > CRYOSPHERE > FROZEN GROUND > PERMAFROST
12
EARTH SCIENCE > LAND SURFACE > FROZEN GROUND > ACTIVE LAYER
12
EARTH SCIENCE > LAND SURFACE > SOILS > PERMAFROST
12
250 METERS TO 500 METERS
9
GRID
9
1 MINUTE TO 1 HOUR
7
1 SECOND TO 1 MINUTE
7
EARTH REMOTE SENSING INSTRUMENTS > PASSIVE REMOTE SENSING > POSITIONING/NAVIGATION
7
EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > PLANTS
7
EARTH SCIENCE > BIOSPHERE > ECOLOGICAL DYNAMICS > SPECIES/POPULATION INTERACTIONS
7
EARTH SCIENCE > BIOSPHERE > VEGETATION > VEGETATION COVER
7
EARTH SCIENCE > BIOSPHERE > VEGETATION > VEGETATION SPECIES
7
EARTH SCIENCE > CLIMATE INDICATORS > CRYOSPHERIC INDICATORS > ICE DEPTH/THICKNESS
7
EARTH SCIENCE > CRYOSPHERE > FROZEN GROUND > SOIL TEMPERATURE
7
EARTH SCIENCE > HUMAN DIMENSIONS > INFRASTRUCTURE
7
EARTH SCIENCE > LAND SURFACE > FROZEN GROUND > SOIL TEMPERATURE
7
EARTH SCIENCE > LAND SURFACE > LAND USE/LAND COVER
7
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