Open Polar Keyword
Antarc*
Antarctic
46
Antarctica
38
East Antarctica
16
National Institute of Polar Research
10
East Ongul Island
8
Ongul Island
8
Ice Sheet
6
McMurdo Sound
4
Ross Sea
4
国立極地研究所
4
antartic*
3
Antarctic Peninsula
2
Icebreaker
2
Instituto Antartico Chileno
2
Prince Olav Coast
2
Queen Maud Land
2
West Antarctica
2
E. Antarctica
1
King George Island
1
Ross Island
1
Victoria Land
1