Open Polar Keyword
Antarc*
38
Antarctic
38
Antarctica
18
Ice Sheet
10
East Antarctica
7
Ice Shelf
3
South pole
3
Ice Shelves
2
Iceberg*
2
National Institute of Polar Research
2
Queen Maud Land
2
ice core
2
Antarctic Ocean
1
Antarctic Peninsula
1
Anvers Island
1
Arctic
1
British Antarctic Survey
1
Brunt Ice Shelf
1
Dronning Maud Land
1
Ice cap
1
Sea ice
1
Shirase Glacier
1
Southern Ocean
1
polar night
1
国立極地研究所
1