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ANTARCTICA
CONTINENT >
573
GEOGRAPHIC REGION >
569
POLAR
568
OCEAN >
563
oceans
551
SOUTHERN OCEAN
546
EARTH SCIENCE
430
SEA ICE
363
AMD
355
CEOS
355
AMD/AU
349
CRYOSPHERE
253
ACE/CRC
208
EARTH SCIENCE >
207
R/V AA >
205
R/V Aurora Australis
205
biota
186
SHIPS
174
BIOLOGICAL CLASSIFICATION
144
ICE DEPTH/THICKNESS
118
OCEANS >
110
SIPEX
99
OCEAN CHEMISTRY
97
FIELD SURVEYS
94
CRYOSPHERE >
90
PACK ICE
90
SEA ICE CONCENTRATION
90
climatologyMeteorologyAtmosphere
88
environment
83
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Southern Ocean
583
Antarctic
388
The Antarctic
184
East Antarctica
90
Casey Station
61
Austral
49
Weddell
47
Arctic
45
Davis Station
26
Davis-Station
26
Prydz Bay
22
Arctic Ocean
21
Indian
20
Mirny
20
O'Brien Bay
20
Vestfold
20
Vestfold Hills
20
New Zealand
18
Weddell Sea
18
Heard
17
McDonald Islands
17
Molodezhnaya
16
Mawson Station
13
Dumont d'Urville
11
Dumont-d'Urville
11
Wilkes Land
10
Antarctic Ocean
9
Ross Sea
9
South Pole
9
Amery
8
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Antarc*
583
Antarctica
583
Sea ice
Southern Ocean
Antarctic
388
aurora australis
212
East Antarctica
90
ice core
63
Australian Antarctic Division
57
Arctic
45
Iceberg*
37
Ocean acidification
35
baleen whales
30
walrus*
26
toothed whales
25
ice algae
23
Macquarie Island
22
Prydz Bay
22
Arctic Ocean
21
Ice Shelves
21
Weddell Seals
20
Ice Shelf
19
Ice Sheet
18
Weddell Sea
18
McDonald Islands
17
ice pack
17
International Polar Year
16
Weddell Seal
15
Adelie penguin
12
Alfred Wegener Institute
11
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