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The Arctic Circle is one of the two polar circles, and the most northerly of the five major circles of latitude as shown on maps of Earth at about 66° 34' N. [1] Its southern equivalent is the Antarctic Circle . The Arctic Circle marks the southernmost latitude at which, on the Northern Hemisphere 's winter solstice (which is the shortest day ...
Jun 1, 2024 · Arctic Circle, parallel, or line of latitude around Earth, at approximately 66°30′ N. Because of Earth’s inclination of about 23 1 2 ° to the vertical, it marks the southern limit of the area within which, for one day or more each year, the sun does not set (about June 21) or rise (about December
- The Editors of Encyclopaedia Britannica
Apr 30, 2019 · Learn about the Arctic Circle, the boundary of the Arctic and the northern temperate zone, and its geography, climate, and human habitation. Find out which countries and regions are within the Arctic Circle and how it affects their seasons and wildlife.
Oct 19, 2023 · Learn about the Arctic, the northernmost region of Earth, defined by the Arctic Circle. Explore its geography, climate, ecosystems, and people.
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The Arctic Circle is a line of latitude that marks the limit of the midnight sun and polar night. Learn about other ways to define the southern boundary of the Arctic, such as the 10°C isotherm and the arctic treeline.
Nov 27, 2023 · Learn about the Arctic Circle, a region at the northernmost point of the world where the sun never sets in summer or rises in winter. Discover which countries own land there, what animals live there, and how it's changing due to climate change.
Jan 26, 2022 · Learn about the Arctic Circle, a line of latitude that separates the Arctic zone from the Northern Temperate Zone. Find out where it is, how it affects the weather, population, and wildlife, and which countries and territories it crosses.
