Open Polar Keyword
Antarc*
Sea ice
Antarctica
463
Southern Ocean
397
Antarctic
328
aurora australis
125
Australian Antarctic Division
61
East Antarctica
58
ice core
48
Arctic
43
Iceberg*
36
ice algae
28
walrus*
28
Weddell Seals
22
Arctic Ocean
19
Ice Sheet
19
Ice Shelves
19
ice pack
19
Ice Shelf
18
Prydz Bay
18
Macquarie Island
17
McDonald Islands
16
Weddell Seal
16
Mertz Glacier
15
Weddell Sea
13
Adelie penguin
12
International Polar Year
12
Elephant Seals
10
Antarctic Krill
9
Australian Antarctic Program
9
National Snow and Ice Data Center
9
Wilkes Land
9
Elephant Seal
8
South pole
8
Southern Elephant Seal
8
baleen whales
8
Alfred Wegener Institute
7
Antarctic Peninsula
7
Leopard Seals
7
Scientific Committee on Antarctic Research
7
Amery Ice Shelf
6
Copepods
6
IPY
6
Mawson Sea
6
Rauer Islands
6
toothed whales
6
Adelie Land
5
Amundsen Sea
5
Crabeater Seals
5
Giant Petrels
5
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