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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. Its southern equivalent is the Antarctic Circle. The Arctic Circle marks the southernmost latitude at which, on the winter solstice (which is the shortest day of the year) in … 展开
The Arctic Circle is the southernmost latitude in the Northern Hemisphere at which the centre of the Sun can remain continuously above or below the horizon for twenty-four hours; as a … 展开
The Arctic Circle is roughly 16,000 km (9,900 mi) in circumference. The area north of the Circle is about 20,000,000 km (7,700,000 sq mi) and … 展开
• Terra Incognita: Exploration of the Canadian Arctic—Historical essay about early expeditions to the Canadian Arctic, illustrated with maps, photographs and drawings
• Temporal Epoch Calculations ©2006 by James Q. Jacobs Download: … 展开CC-BY-SA 许可证中的维基百科文本 Arctic Circle | Latitude, History, & Map | Britannica
5 天之前 · Learn about the Arctic Circle, the parallel of latitude that marks the southern limit of the area of continuous day or night. See a world map with the …
Where Is the Arctic? Is its boundary the Arctic Circle?
Learn about three different ways to define the southern limit of the Arctic: the Arctic Circle, the 10°C isotherm, and the arctic treeline. See maps and explanations of each boundary and how they vary over time.
Arctic Circle Map - What is so Special in the Arctic
Learn about the Arctic Circle, the imaginary line that marks the southernmost boundary of the Arctic region. Discover the natural wonders, wildlife, culture, and adventure of the Arctic in the Nordic countries.
Arctic Map / Map of the Arctic - Facts About the Arctic
1970年1月1日 · Learn about the Arctic region, its climate, geography, people and history. See maps of the Arctic Circle, its islands, landforms and ecosystems.
Where is the Arctic Circle? - WorldAtlas
2019年4月30日 · The Arctic Circle is about 9,900 miles long and encompasses an area of about 7.7 million sq mi, representing approximately 4% of Earth's surface. The latitudinal line passes …
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The Arctic Map: Regions, Geography, Facts & Figures
Learn about the Arctic region, its history, geography, wildlife, and attractions with this comprehensive atlas. Find out where the Arctic Circle is, how it affects the climate, and what countries belong to the Arctic.
Arctic Ocean Map | Arctic Circle and Ice - Geology.com
Explore the Arctic Ocean, its seas, countries, and resources with this map and chart. Learn about the Arctic Circle, sea ice, and global warming effects on the region.
Arctic - Education | National Geographic Society
2023年10月19日 · The Arctic is the northernmost region of Earth. Most scientists define the Arctic as the area within the Arctic Circle, a line of latitude about 66.5° north of the Equator. Within this circle are the Arctic ocean basin and the northern parts of Scandinavia, Russia, Canada, Greenland, and the U.S. state of Alaska.
Arctic - Wikipedia
Arctic. The Arctic Circle, currently at roughly 66° north of the Equator, defines the boundary of the Arctic seas and lands. A political map showing land ownership within the Arctic region. Artificially coloured topographical map of the Arctic …
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