Topic
Arctic
5,561
Alaska
1,530
POINT
1,406
oceans
1,313
Surface
1,281
FIELD SURVEY
1,094
Oceanography
1,090
Ship
1,083
HOURLY TO DAILY
1,009
climatologyMeteorologyAtmosphere
954
sea ice
908
glacier
895
environment
891
USGS
882
aerial
880
1 MINUTE TO 1 HOUR
844
snow
812
biota
786
mass balance
733
buoy
726
1 METER TO 30 METERS
678
MONTHLY TO ANNUAL
638
Greenland
565
TRANSECT
562
GRID
555
IN SITU/LABORATORY INSTRUMENTS > PROBES > PROBES
510
DAILY TO WEEKLY
502
30 METERS TO 100 METERS
501
OTHER
497
MOORING
487
UNKNOWN
474
EARTH REMOTE SENSING INSTRUMENTS > PASSIVE REMOTE SENSING > PHOTON/OPTICAL DETECTORS > CAMERAS > CAMERAS
452
EARTH SCIENCE > BIOSPHERE > TERRESTRIAL ECOSYSTEMS > ALPINE/TUNDRA
429
MANNED FIELD STATION
411
IN SITU/LABORATORY INSTRUMENTS > TEMPERATURE/HUMIDITY SENSORS > TEMPERATURE SENSORS
400
permafrost
391
ANNUAL
389
IN SITU/LABORATORY INSTRUMENTS > RECORDERS/LOGGERS > TEMPERATURE LOGGERS
383
EARTH SCIENCE > CRYOSPHERE > FROZEN GROUND > ACTIVE LAYER
382
AON
365
Permafrost
359
DRIFTING BUOY
347
EARTH REMOTE SENSING INSTRUMENTS > PASSIVE REMOTE SENSING > POSITIONING/NAVIGATION > GPS > GPS > GLOBAL POSITIONING SYSTEM
345
STATION
333
Earth Science
332
SHIP
321
Field Survey
317
Grid
317
500 METERS TO 1 KILOMETER
313
Cryosphere
313
more ...