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ANTARCTICA
4
CONTINENT >
4
EARTH SCIENCE
4
GEOGRAPHIC REGION >
LATITUDE
4
LONGITUDE
OCEAN >
4
POLAR
4
SOUTHERN OCEAN
4
oceans
4
AIR PRESSURE
2
AIR TEMPERATURE
2
AMD
2
AMD/AU
2
AQUATIC ECOSYSTEMS
2
ARCTIC
2
ARGOS POSITIONAL ACCURACY
2
ATMOSPHERE
2
ATMOSPHERIC RADIATION
2
BIOLOGICAL CLASSIFICATION
2
BIOSPHERE
2
BUOY NUMBER
2
BUOYS
2
CAROTENOIDS
2
CEOS
2
CHEMTAX
2
CHLOROPHYLL
2
CHLOROPHYLL A
2
CLIMATE CHANGE
2
CONVERGENCE/DIVERGENCE
2
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