Arctic circle

Alternative definitions (2), class: vernacular (0)

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[watch]
Term: Arctic circle
Definition: Latitude of 66.5 North. The southern limit of the area of the Earth that experiences 24 hours of darkness or 24 hours of day at least one day during the year.
GCW PhysicalGeography
Created 2022.03.08
Last Modified 2023.03.27
Contributed by GCW Glossary
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