Topic
EARTH SCIENCE
170
GEOGRAPHIC REGION >
170
OCEAN >
PACK ICE
POLAR
170
SEA ICE
170
SOUTHERN OCEAN
170
oceans
170
CRYOSPHERE
164
SHIPS
158
ICE TYPES
154
SEA ICE CONCENTRATION
154
ICE DEPTH/THICKNESS
152
ICE FLOES
150
LATITUDE
150
LONGITUDE
150
ASPECT >
148
Antarctic Sea Ice Processes and Climate
148
TIME
148
AIR TEMPERATURE
146
DATE
146
CLOUD
144
COMMENTS
144
FILM COUNTER
144
FRAME COUNTER FOR FILM
144
OPEN WATER
144
RECORD
144
SEA ICE FLOE SIZE
144
SEA ICE SNOW COVER
144
SEA ICE THICKNESS
144
SEA ICE TOPOGRAPHY
144
SEA ICE TYPE
144
SEA TEMPERATURE
144
SNOW THICKNESS
144
SNOW TYPE
144
TRACK
144
VIDEO RECORDER COUNTER
144
VISIBILITY CODE
144
WEATHER CODE
144
WIND DIRECTION
144
WIND VELOCITY
144
AMD
85
AMD/AU
85
CEOS
85
ACE/CRC
77
VISUAL OBSERVATIONS
72
CONTINENT >
62
ANTARCTICA
60
ARCTIC OCEAN
42
R/V AA >
42
more ...