Open Polar Keyword
Antarc*
Antarctic
73
Antarctica
43
Ice Sheet
19
Sea ice
19
East Antarctica
13
Queen Maud Land
11
ice core
8
Prince Olav Coast
7
Amundsen Bay
4
Ongul Island
4
South pole
4
Icebreaker
3
Adelie penguin
2
E. Antarctica
2
East Ongul Island
2
National Institute of Polar Research
2
Weddell Seal
2
Greenland
1
Ice Shelf
1
Norsk Polarinstitutt
1
Weddell Seals
1
国立極地研究所
1