Open Polar Keyword
Antarc*
Antarctic
136
Antarctica
116
East Antarctica
63
Ice Sheet
49
Sea ice
25
Queen Maud Land
13
National Institute of Polar Research
12
ice core
10
Enderby Land
8
Iceland
8
Prince Olav Coast
7
Amundsen Bay
6
Icebreaker
6
Ongul Island
4
South pole
4
国立極地研究所
4
Ice Shelf
3
Adelie penguin
2
E. Antarctica
2
East Ongul Island
2
Ice Shelves
2
Tonagh Island
2
Weddell Seal
2
Greenland
1
Norsk Polarinstitutt
1
Weddell Seals
1
polar night
1