Region
Alaska
68
United States
31
États-Unis
29
Cold regions
18
Antarctica
17
Antarctique
14
Régions froides
14
Arctic Ocean
12
Beaufort Sea
6
Beaufort, Mer de
6
North America
6
Vermont
6
Antarctic Ocean
5
Arctic National Wildlife Refuge
4
Arctic Regions
4
Arctic regions
4
Arctique, Océan
4
New Hampshire
4
Saint Marys River
4
Saint Marys River (Mich. and Ont.)
4
Sainte-Marie, Rivière (Mich. et Ont.)
4
Weddell Sea
4
Weddell, Mer de
4
Arctique
3
Canada
3
Champlain, Lake
3
Soviet Union
3
URSS
3
Allemagne
2
Allemagne (Ouest)
2
Anchorage
2
Arctic National Wildlife Refuge (Alaska)
2
Caribou Creek Watershed (Alaska)
2
Germany
2
Germany (West)
2
Grays Harbor
2
Greenland
2
Groenland
2
Interior Alaska
2
Interior Alaska (Alaska)
2
Lake Champlain
2
Lake Orwell
2
McMurdo Ice Shelf
2
McMurdo Ice Shelf (Antarctica)
2
Michigan
2
Minnesota
2
Orwell, Lake
2
Orwell, Lake (Minn.)
2
Ottauquechee River
2
Pipeline de l'Alaska
2
more ...