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ANTARCTICA
CONTINENT >
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GEOGRAPHIC REGION >
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POLAR
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R/V Aurora Australis
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SOUTHERN OCEAN
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oceans
18
EARTH SCIENCE
13
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13
ACE/CRC
12
AMD
12
AMD/AU
12
CEOS
12
biota
10
INDIAN OCEAN
9
SIPEX II
9
CRYOSPHERE
8
SNOW DEPTH
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EARTH SCIENCE >
6
HELICOPTER
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OCEAN CHEMISTRY
5
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PACK ICE
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