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cold:area,
-
geographical:topic,
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regional:topic,
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distant:place,
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colder:region,
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cold:location,
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isolated:region,
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marginal:land,
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extreme:location,
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remote:area,
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cold:region,
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uninhabited:area,
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marine:area,
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dry:region,
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disturbed:region,
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physical:region,
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inaccessible:region,
-
additional:subject,
Category Nuances for polar_region:
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marine,
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physical,
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cold,
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regional,
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inaccessible,
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marginal,
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geographical,
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uninhabited,
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extreme,
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dry,
-
disturbed,
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remote,
-
isolated,
-
distant,
-
colder,
-
additional,
Simple Categories for polar_region: