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Planetary systems
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Solar system
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Planets
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Inner planets
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Earth (Planet)
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Cold regions
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Cryosphere
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Frozen ground
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Patterned ground
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Ice-wedge polygons
Ice-wedge polygons
Topic
sh85064009
·
id.loc.gov
Used for
Contraction-crack polygons
Broader Terms (1)
Patterned ground
Hierarchy
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