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IN SITU/LABORATORY INSTRUMENTS > PROBES > PROBES
FIELD SURVEY
21
EARTH SCIENCE > CRYOSPHERE > FROZEN GROUND > ACTIVE LAYER
17
500 METERS TO 1 KILOMETER
13
GRID
13
30 METERS TO 100 METERS
10
MONTHLY TO ANNUAL
10
TRANSECT
10
WEEKLY TO MONTHLY
10
environment
10
geoscientificInformation
10
ANNUAL
3
EARTH SCIENCE > LAND SURFACE > SOILS > SOIL TEMPERATURE
3
EARTH SCIENCE > BIOSPHERE > TERRESTRIAL ECOSYSTEMS > ALPINE/TUNDRA
2
EARTH SCIENCE > LAND SURFACE > SOILS > SOIL MOISTURE/WATER CONTENT
2
250 METERS TO 500 METERS
1
ENVIRONMENT
1
IN SITU/LABORATORY INSTRUMENTS > PROBES > SOIL MOISTURE PROBE
1
IN SITU/LABORATORY INSTRUMENTS > PROBES > SOIL TEMPERATURE PROBE
1
biota
1
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