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250 METERS TO 500 METERS
FIELD SURVEY
TRANSECT
150
EARTH SCIENCE > CRYOSPHERE > FROZEN GROUND > ACTIVE LAYER
149
GRID
149
POINT
148
environment
148
IN SITU/LABORATORY INSTRUMENTS > RECORDERS/LOGGERS > TEMPERATURE LOGGERS
147
30 METERS TO 100 METERS
140
500 METERS TO 1 KILOMETER
140
IN SITU/LABORATORY INSTRUMENTS > PROBES > PROBES
140
IN SITU/LABORATORY INSTRUMENTS > PROBES > SOIL MOISTURE PROBE
140
IN SITU/LABORATORY INSTRUMENTS > PROBES > SOIL TEMPERATURE PROBE
140
MONTHLY TO ANNUAL
140
1 METER TO 30 METERS
139
IN SITU/LABORATORY INSTRUMENTS > PROBES > SOIL DEPTH PROBE
139
1 KILOMETER
138
100 METERS TO 250 METERS
138
GRIDS AND VECTORS
138
IN SITU/LABORATORY INSTRUMENTS > PROBES > SNOW MEASURING ROD
138
IN SITU/LABORATORY INSTRUMENTS > PROBES > TEMPERATURE PROBES
138
IN SITU/LABORATORY INSTRUMENTS > TEMPERATURE/HUMIDITY SENSORS > TEMPERATURE SENSORS
138
IN SITU/LABORATORY INSTRUMENTS > TEMPERATURE/HUMIDITY SENSORS > THERMISTORS > THERMISTORS
138
MULTIPLE
138
EARTH SCIENCE > BIOSPHERE > TERRESTRIAL ECOSYSTEMS > ALPINE/TUNDRA
11
EARTH SCIENCE > LAND SURFACE > SOILS > SOIL MOISTURE/WATER CONTENT
11
EARTH SCIENCE > CRYOSPHERE > FROZEN GROUND > PERMAFROST
10
1 MINUTE TO 1 HOUR
9
1 SECOND TO 1 MINUTE
9
EARTH REMOTE SENSING INSTRUMENTS > PASSIVE REMOTE SENSING > POSITIONING/NAVIGATION
9
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Alaska
Arctic
150
Climate change
permafrost
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Active layer monitoring
138
Active layer thickness
138
Antarc*
138
Antarctic
138
Subarctic
138
Alaska North Slope
86
north slope
86
Tundra
80
Ice
10
Institute of Arctic Biology
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Prudhoe Bay
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Barrow
4
Seward Peninsula
4
Greenland
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Yukon
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Inupiaq
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