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EARTH SCIENCE
GEOGRAPHIC REGION >
473
POLAR
473
OCEAN >
464
oceans
448
SOUTHERN OCEAN
440
ANTARCTICA
427
SEA ICE
331
CRYOSPHERE
275
AMD
227
AMD/AU
227
CEOS
227
BIOLOGICAL CLASSIFICATION
161
biota
158
R/V AA >
147
R/V Aurora Australis
147
SHIPS
142
ACE/CRC
130
ICE DEPTH/THICKNESS
110
OCEAN CHEMISTRY
103
FIELD SURVEYS
101
PACK ICE
89
BIOSPHERE
86
SEA ICE CONCENTRATION
83
EARTH SCIENCE >
76
ANIMALS/VERTEBRATES
75
environment
75
ICE TYPES
73
climatologyMeteorologyAtmosphere
72
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Southern Ocean
475
Antarctic
333
The Antarctic
168
East Antarctica
69
Casey Station
49
Arctic
47
Austral
44
Davis Station
40
Davis-Station
40
Weddell
39
Vestfold
30
Vestfold Hills
30
Arctic Ocean
23
McDonald Islands
20
Mirny
20
Heard
18
New Zealand
18
Prydz Bay
17
Molodezhnaya
16
O'Brien Bay
16
Mawson Station
15
Indian
14
Amery
13
Amery Ice Shelf
13
Dumont d'Urville
13
Dumont-d'Urville
13
Weddell Sea
12
Giles
9
Mertz Glacier
9
Thala Valley
9
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Sea ice
Southern Ocean
Antarc*
474
Antarctica
473
Antarctic
333
aurora australis
153
East Antarctica
69
Australian Antarctic Division
51
Arctic
47
ice core
47
Iceberg*
31
Macquarie Island
25
walrus*
24
Arctic Ocean
23
Ocean acidification
23
baleen whales
23
Ice Shelf
21
McDonald Islands
20
toothed whales
19
Weddell Seals
18
ice algae
18
Ice Sheet
17
Prydz Bay
17
Ice Shelves
15
International Polar Year
15
Weddell Seal
15
ice pack
15
Adelie penguin
14
Amery Ice Shelf
13
IPY
12
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