Open Polar Keyword
Antarc*
132
Antarctic
110
Antarctica
61
Sea ice
25
Southern Ocean
25
East Antarctica
19
National Institute of Polar Research
19
Ice Sheet
17
Prince Olav Coast
13
ice core
12
aurora australis
11
国立極地研究所
10
Enderby Land
9
Icebreaker
8
Ross Island
8
Antarctic Ocean
7
McMurdo Sound
7
Australian Antarctic Division
6
Dronning Maud Land
6
Victoria Land
5
Amundsen Bay
4
Amundsen-Scott
4
Adelie penguin
3
Euphausia superba
3
Prydz Bay
3
Antarctic Krill
2
Copepods
2
East Ongul Island
2
Iceberg*
2
Ongul Island
2
South pole
2
ice covered areas
2
Antarctic Petrel
1
Bellingshausen Sea
1
Cape Pigeon
1
Ice Shelf
1
International Polar Year
1
North Atlantic
1
North Atlantic Deep Water
1
Ocean acidification
1
Pygoscelis adeliae
1
Queen Maud Land
1
Ross Ice Shelf
1
Snow Petrel
1
Weddell Sea
1
West Antarctica
1
ice algae
1
minke whale
1