Open Polar Keyword
Ice
22
permafrost
22
Alaska
14
glaciers
13
glacier
10
Arctic
9
Greenland
7
glacier*
Antarc*
5
Antarctic
4
Antarctica
3
Sea ice
3
Ice Sheet
2
Ice cap
2
Tundra
2
Yukon
2
wedge*
2
Arctic Ocean
1
Bering Strait
1
Climate change
1
Ellesmere Island
1
Global warming
1
McMurdo Sound
1
Severnaya Zemlya
1
Subarctic
1
Svalbard
1
Tanquary Fiord
1
Thule
1
Thule Air
1
Thule Air Base
1
Tidewater
1
ahtna
1
albedo
1
north slope
1