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  1. Northernmost region of Earth
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    Arctic, northernmost region of Earth, centred on the North Pole and characterized by distinctively polar conditions of climate, plant and animal life, and other physical features. The term is derived from the Greek arktos (“bear”), referring to the northern constellation of the Bear.
    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.
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  3. Arctic - Wikipedia

  4. 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 …

  5. Arctic Definitions

    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. Other definitions are: 10°C July isotherm line that is defined as being …

  6. Arctic Regions - Kids | Britannica Kids | Homework Help

    The Arctic regions are centered on the North Pole. They include the northern parts of Canada, the United States, Russia, Finland, Sweden, Norway, Iceland, and Greenland. The Arctic Ocean lies between these lands. An imaginary …

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  7. A Geography and Overview of Earth's Arctic Region

    2020年1月29日 · The Arctic is the Earth region that lies between 66.5°N and the North Pole. In addition to being defined as 66.5°N of the equator, the specific border of the Arctic region is defined as the area in which average July …

  8. Polar regions of Earth - Wikipedia

    The Arctic has various definitions, including the region north of the Arctic Circle (currently Epoch 2010 at 66°33'44" N), or just the region north of 60° north latitude, or the region from the North Pole south to the timberline. [1] The …

  9. How Is the Arctic Region Defined? - WorldAtlas

    2018年7月24日 · Experts define the Arctic region as the area above the Arctic Circle, which is an imaginary line circling the globe at 66° 34' N of the Equator. The Arctic Circle denotes the region beyond which the sun does not set …

  10. Arctic Region - Uni of Lapland

    The Arctic region, or the Arctic, is a geographic region spreading around the North Pole. There is no single correct definition of the region as the southern boundary varies. Key ways to define the Arctic: The Arctic Circle (66 ° 33'N) …

  11. The Arctic Region - Education

    2024年1月22日 · The Arctic region lies within the Arctic Circle. The Beaufort Sea is a main artery of the Arctic region's rich ecosystem . It also functions as an early warning system for global climate change, as it contributes to global …

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