Open Polar Keyword
permafrost
Permafrost and Periglacial Processes
673
Ice
551
Tundra
174
Alaska
166
Thermokarst
143
Siberia
120
wedge*
113
Arctic
107
Subarctic
84
Climate change
78
Active layer thickness
68
Northwest Territories
51
Yukon
48
Ice Sheet
43
Peat
37
Antarc*
36
Svalbard
36
Antarctica
31
International Permafrost Association
26
Greenland
25
Yakutia
25
taiga
23
Sea ice
22
palsa
21
Antarctic
20
Barrow
20
Global warming
20
glacier
20
Peat plateau
19
Mackenzie Delta
18
north slope
15
pergélisol
15
palsas
13
Arctic Ocean
12
Hudson Bay
12
Nunavut
11
lena river
11
Northern Sweden
10
Spitsbergen
10
glacier*
10
ice core
10
albedo
9
polar desert
9
Beringia
8
International Polar Year
8
McMurdo Dry Valleys
8
Methane hydrate
8
Nunavik
8
lena delta
8
more ...