Open Polar Keyword
Antarc*
47
Antarctica
37
Antarctic
33
Ross Island
20
Arctic
18
James Ross Island
17
Sperm whale
12
Adelie penguin
11
Southern Ocean
11
Antarctic Peninsula
8
Siberia
8
Greenland
7
Alaska
6
McDonald Islands
6
Heard Island
5
Sea ice
5
permafrost
5
Antarctic Petrel
4
Cape Petrel
4
Mac.Robertson Land
4
Macquarie Island
4
Tundra
4
Ufs Island
4
baleen whales
4
taiga
4
walrus*
4
Carbonic acid
3
East Antarctica
3
Fennoscandia
3
Ice Sheet
3
Iceland
3
Newfoundland
3
Northern Sweden
3
glacier
3
Antarctic Fur Seal
2
Antarctic Ocean
2
Antártica
2
Antártida
2
Australian Antarctic Program
2
Blue whale
2
Bouvet Island
2
Cotton-grass
2
Coulman Island
2
Crabeater Seal
2
Crozet Islands
2
Dupontia psilosantha
2
Elephant Seal
2
Eriophorum
2
Eriophorum scheuchzeri
2
IPY
2
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