Topic
AIR TEMPERATURE
44
ARCTIC OCEAN
ASPECT >
44
Antarctic Sea Ice Processes and Climate
44
CLOUD
44
COMMENTS
44
CRYOSPHERE
44
DATE
44
EARTH SCIENCE
FILM COUNTER
44
FRAME COUNTER FOR FILM
44
GEOGRAPHIC REGION >
44
ICE DEPTH/THICKNESS
44
ICE FLOES
44
ICE TYPES
44
LATITUDE
44
LONGITUDE
44
OCEAN >
44
OPEN WATER
44
PACK ICE
POLAR
44
RECORD
44
SEA ICE
44
SEA ICE CONCENTRATION
44
SEA ICE FLOE SIZE
44
SEA ICE SNOW COVER
44
SEA ICE THICKNESS
44
SEA ICE TOPOGRAPHY
44
SEA ICE TYPE
44
SEA TEMPERATURE
44
SHIPS
44
SNOW THICKNESS
44
SNOW TYPE
44
SOUTHERN OCEAN
44
TIME
44
TRACK
44
VIDEO RECORDER COUNTER
44
VISIBILITY CODE
44
WEATHER CODE
44
WIND DIRECTION
44
WIND VELOCITY
44
oceans
44
ACE/CRC
22
AMD
22
AMD/AU
22
ARCTIC
22
CEOS
22
ANTARCTICA
18
CONTINENT >
18
VISUAL OBSERVATIONS
18