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Bookmark or Share- Arctic | Definition, Climate, People, & Facts | BritannicaArctic, 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.
- Arctic - WikipediaLand within the Arctic region has seasonally varying snow and ice cover, with predominantly treeless permafrost under the tundra. Arctic seas contain seasonal sea ice in many places. The Arctic region is a unique area among Earth's ecosystems. The cultures in the region and the Arctic indigenous peoples have adapted to its cold and extreme ...
- Climate change is causing dramatic impacts in the Arctic, report ... - NPRThe Arctic is warming nearly four times faster than the global average as a result of human-caused climate change, driven primarily by burning fossil fuels. Researchers say changes in the...
- Arctic - National Geographic SocietyThe 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
- The Arctic | National Wildlife FederationThe Arctic is a unique ecosystem with a complex food web made up of organisms adapted to its extreme conditions. It is one of the most biologically productive ecosystems in the world, supporting many large fisheries and huge populations of migratory birds that come to the Arctic in the summer to breed.
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