Open Polar Keyword
国立極地研究所
15
Arctic
11
Antarc*
7
North Atlantic
7
Iceland
6
Siberia
6
Antarctic
5
Sakhalin
5
Sea ice
5
Subarctic
5
Antarctica
3
Eyjafjallajökull
3
Kamchatka
3
Southern Ocean
3
Alaska
2
Arctic Ocean
2
Carbonic acid
2
Crassostrea gigas
2
East Antarctica
2
Ice Sheet
2
International Polar Year
2
Methane hydrate
2
Puffinus tenuirostris
2
ice core
2
okhotsk sea
2
permafrost
2
taiga
2
Antarctic Peninsula
1
Arctic Council
1
Arctic Fox
1
Canis lupus
1
Chukchee
1
Climate change
1
Copepods
1
Dolgan language
1
Global warming
1
Greenland
1
Hermine
1
Ice
1
Ice Shelves
1
Ice cap
1
Kamchatka Peninsula
1
Lewis Glacier
1
Newfoundland
1
North Pole
1
Northern Sweden
1
Orca
1
Physeter macrocephalus
1
Red Knot
1
Shirase Glacier
1
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