Topic
Alaska
10
Permafrost
9
Frozen ground
6
Active layer
5
Nunavut
5
Yukon
4
pergélisol
4
permafrost
4
Environmental impacts
3
Greenland
3
N.W.T
3
Northern
3
Québec
3
Spatial distribution
3
toundra
3
tundra
3
Arctic
2
Arctique
2
Banks Island
2
Ellesmere Island
2
Evaporation
2
Geochemistry
2
Kluane Lake region
2
Labrador
2
North Slope Borough
2
Plant distribution
2
Russian Federation
2
Salinity
2
Stratigraphy
2
Thawing
2
Thermal protection of permafrost
2
Tundra ecology
2
disturbance
2
perturbation
2
region
2
vegetation
2
1928-1971
1
Aerial photography
1
Aerial surveys
1
Aklavik region
1
Alaska/Yukon
1
Alaskan Beaufort Sea
1
All-terrain vehicles
1
Amino acid geochronology
1
Animal distribution
1
Animal ecology
1
Animal physiology
1
Animal reproduction
1
Anthropology
1
Arctic change
1
more ...