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CONTINENT >
GEOGRAPHIC REGION >
484
POLAR
484
OCEAN >
471
oceans
436
ANTARCTICA
435
SOUTHERN OCEAN
412
EARTH SCIENCE
387
AMD
274
AMD/AU
274
CEOS
274
biota
254
SHIPS
200
EARTH SCIENCE >
183
BIOLOGICAL CLASSIFICATION
173
SEA ICE
148
environment
129
BIOSPHERE
126
CRYOSPHERE
119
BIOSPHERE >
108
SOUTHERN OCEAN >
108
ECOLOGICAL DYNAMICS
103
FIELD SURVEYS
102
ANIMALS/VERTEBRATES
97
ECOSYSTEMS >
90
ACE/CRC
83
ANIMALS/INVERTEBRATES
81
R/V AA >
80
R/V Aurora Australis
80
SPECIES/POPULATION INTERACTIONS
77
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Antarctic
490
Southern Ocean
490
The Antarctic
East Antarctica
63
New Zealand
49
Arctic
47
Heard
43
McDonald Islands
43
Austral
39
Davis Station
38
Davis-Station
38
Weddell
30
Antarctic Ocean
27
Kerguelen
27
Casey Station
26
Indian
25
Heard Island
24
Ross Sea
22
Arctic Ocean
20
Vestfold
20
Vestfold Hills
20
Antarctic Peninsula
19
Mirny
19
Molodezhnaya
16
Prydz Bay
16
Dumont d'Urville
14
Dumont-d'Urville
14
Australian Antarctic Territory
13
Amery
12
Amery Ice Shelf
12
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Antarc*
490
Antarctic
490
Antarctica
Southern Ocean
Sea ice
203
aurora australis
86
International Polar Year
66
Australian Antarctic Division
64
East Antarctica
63
IPY
63
Macquarie Island
61
Arctic
47
McDonald Islands
43
baleen whales
43
Scientific Committee on Antarctic Research
41
SCAR
35
Blue whale
34
walrus*
31
Antarctic Ocean
27
ice core
26
Heard Island
24
Iceberg*
24
Ice Shelf
23
Ross Sea
22
Adelie penguin
20
Antarctic Krill
20
Arctic Ocean
20
Antarctic Peninsula
19
Humpback Whale
19
toothed whales
19
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