Open Polar Keyword
Antarc*
984
Antarctic
705
Antarctica
557
Sea ice
161
East Antarctica
73
Ice Sheet
69
Ongul Island
52
National Institute of Polar Research
50
Icebreaker
45
East Ongul Island
40
Prince Olav Coast
37
Adelie penguin
23
E. Antarctica
22
South pole
22
ice core
22
国立極地研究所
22
Amundsen Bay
19
Enderby Land
19
Southern Ocean
19
Iceland
17
Antarctic Ocean
14
Queen Maud Land
14
polar night
13
aurora australis
9
ice algae
9
Arctic
8
Dronning Maud Land
8
Weddell Seal
8
Australian Antarctic Division
6
Rumpa Island
6
Scientific Committee on Antarctic Research
6
Iceberg*
4
Pygoscelis adeliae
4
Svalbard
4
Weddell Seals
4
Greenland
3
International Polar Year
3
SCAR
3
Snow Petrel
3
Tonagh Island
3
antarcticus
3
Alfred Wegener Institute
2
Amundsen-Scott
2
Emperor penguins
2
Ice cap
2
King George Island
2
Kiruna
2
Macquarie Island
2
Norsk Polarinstitutt
2
North Atlantic
2
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