Open Polar Keyword
国立極地研究所
267
Antarc*
22
Arctic
13
Antarctic
12
Sakhalin
10
Sea ice
10
Antarctica
9
Ice Sheet
8
ice core
8
Nivkh
6
Greenland
5
Arctic Ocean
4
Ny Ålesund
4
Ny-Ålesund
4
Avian flu
3
EISCAT
3
Svalbard
3
Tungusic languages
3
Uilta
3
Alaska
2
Cryptopygus antarcticus
2
Dronning Maud Land
2
Kamchatka
2
Kamchatka Peninsula
2
Nain
2
National Institute of Polar Research
2
Tiksi
2
antarcticus
2
Barrow
1
Boreogadus saida
1
COMNAP
1
Chukchi
1
Clione limacina
1
Council of Managers of National Antarctic Programs
1
East Antarctica
1
East Siberian Sea
1
Fimbul Ice Shelf
1
Gibbs Island
1
Gilyak
1
Global warming
1
IPY
1
Ice Shelf
1
Limacina helicina
1
Methane hydrate
1
Northern Sea Route
1
Novaya Zemlya
1
Prudhoe land
1
SCAR
1
Scientific Committee on Antarctic Research
1
Shirase Glacier
1
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