Topic
FIELD SURVEY
144
EARTH SCIENCE > CRYOSPHERE > FROZEN GROUND > ACTIVE LAYER
117
temperature
115
IN SITU/LABORATORY INSTRUMENTS > PROBES > SOIL TEMPERATURE PROBE
109
GRID
108
IN SITU/LABORATORY INSTRUMENTS > RECORDERS/LOGGERS > TEMPERATURE LOGGERS
105
MONTHLY TO ANNUAL
104
POINT
103
environment
103
250 METERS TO 500 METERS
97
weather
93
TRANSECT
91
IN SITU/LABORATORY INSTRUMENTS > PROBES > SOIL MOISTURE PROBE
84
30 METERS TO 100 METERS
82
500 METERS TO 1 KILOMETER
82
1 METER TO 30 METERS
79
EARTH SCIENCE > BIOSPHERE > TERRESTRIAL ECOSYSTEMS > ALPINE/TUNDRA
79
MULTIPLE
79
IN SITU/LABORATORY INSTRUMENTS > PROBES > PROBES
77
IN SITU/LABORATORY INSTRUMENTS > TEMPERATURE/HUMIDITY SENSORS > TEMPERATURE SENSORS
77
wind
74
1 KILOMETER
69
100 METERS TO 250 METERS
69
GRIDS AND VECTORS
69
IN SITU/LABORATORY INSTRUMENTS > PROBES > SNOW MEASURING ROD
69
IN SITU/LABORATORY INSTRUMENTS > PROBES > SOIL DEPTH PROBE
69
IN SITU/LABORATORY INSTRUMENTS > PROBES > TEMPERATURE PROBES
69
IN SITU/LABORATORY INSTRUMENTS > TEMPERATURE/HUMIDITY SENSORS > THERMISTORS > THERMISTORS
69
soil temperature
63
EARTH SCIENCE > LAND SURFACE > SOILS > SOIL MOISTURE/WATER CONTENT
52
EARTH SCIENCE > CRYOSPHERE > FROZEN GROUND > PERMAFROST
49
radiation
47
EARTH SCIENCE > CLIMATE INDICATORS > TERRESTRIAL HYDROSPHERE INDICATORS > PERMAFROST MELT
45
EARTH SCIENCE > BIOSPHERE > ECOLOGICAL DYNAMICS > ECOSYSTEM FUNCTIONS > BIOMASS DYNAMICS
43
EARTH SCIENCE > BIOSPHERE > VEGETATION > BIOMASS
43
EARTH SCIENCE > BIOSPHERE > VEGETATION > CARBON
42
climatologyMeteorologyAtmosphere
42
relative humidity
38
Arctic
37
biota
37
EARTH REMOTE SENSING INSTRUMENTS > PASSIVE REMOTE SENSING > POSITIONING/NAVIGATION
36
EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > PLANTS
36
EARTH SCIENCE > BIOSPHERE > VEGETATION > VEGETATION COVER
36
EARTH SCIENCE > BIOSPHERE > VEGETATION > VEGETATION SPECIES
36
EARTH SCIENCE > CLIMATE INDICATORS > CRYOSPHERIC INDICATORS > ICE DEPTH/THICKNESS
36
EARTH SCIENCE > HUMAN DIMENSIONS > INFRASTRUCTURE
36
EARTH SCIENCE > LAND SURFACE > LAND USE/LAND COVER
36
EARTH SCIENCE > LAND SURFACE > SOILS > SOIL CHEMISTRY
36
EARTH SCIENCE > LAND SURFACE > SOILS > SOIL COLOR
36
EARTH SCIENCE > LAND SURFACE > SOILS > SOIL DEPTH
36
more ...