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Antarctica
Scientists
Biology--Field work
29
Antarctic Ocean
25
Research vessels
17
Sea ice
16
Scuba divers
15
Antarctic Peninsula
14
Palmer Station
13
Ships
11
Snow
9
Deep diving
8
Ecological stations
6
Ice-breaking vessels
6
Measuring instruments
5
Adelie penguin
4
Pygoscelis adeliae
4
Marine laboratories
3
Underwater photography
3
Ad??lie penguin
2
Applied ecology
2
Docks
2
Glaciers
2
Algae
1
Boots
1
Computers
1
Ctenophora
1
Drake Passage
1
Ecology--Research
1
Ice
1
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