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Ecology
2
Antarctica
1
Antarctica -- Discovery and exploration -- Interviews
1
Arctic regions -- Discovery and exploration -- Interviews
1
Ekologi
1
Geology -- Arctic regions -- Interviews
1
Original Research
1
QH540-549.5
1
Weeks
1
Wilford F. -- Interviews
1
arctic tern
1
bird migration
1
global migration
1
population segregation
1
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Alaska
Antarc*
4
Antarctic
4
Arctic
4
Greenland
4
Ross Sea
4
Sea ice
4
Arctic tern
3
North Atlantic
3
Sterna paradisaea
3
Weddell Sea
3
Antarctica
2
Baffin
1
Baffin Island
1
Barrow
1
Cold Regions Research and Engineering Laboratory
1
Hopedale
1
Ice
1
Ice Shelf
1
Ice cap
1
McMurdo Sound
1
Northwest passage
1
Prudhoe Bay
1
Thule
1
permafrost
1
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