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The status of certain portions of the Arctic sea region is in dispute for various reasons. Canada, Denmark, Norway, Russia, and the United States all regard parts of the Arctic seas as national waters ( territorial waters out to 12 nautical miles (22 km)) or internal waters .
Land 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 ...
The Arctic Archipelago, also known as the Canadian Arctic Archipelago, is an archipelago lying to the north of the Canadian continental mainland, excluding Greenland (an autonomous territory of Denmark, by itself, much larger than the combined area of the archipelago) and Iceland (an independent country)
The Southern Arctic is the region of transition from the treeless Arctic tundra to the conifer forests. dwarf birch and Arctic willow are among the common shrub species, along with heaths, herbaceous plants, and lichens. Where nutrients and moisture are available along the rivers and streams, scattered clumps of stunted spruce trees grow ...
The North American Arctic lies above the Arctic Circle. [3] It is part of the Arctic, which is the northernmost region on Earth. The western limit is the Seward Peninsula and the Bering Strait. The southern limit is the Arctic Circle latitude of 66° 33’N, which is the approximate limit of the midnight sun and the polar night. [4]
It appears in September, when a seasonal lack of sunlight begins to make it cooler inside the Arctic region than outside, said Laura Ciasto, a meteorologist and co-author of the Polar Vortex Blog ...
Arctic foxes are scavengers and often follow polar bears to get their leavings. They also are known to take ground-nesting birds and their eggs and chicks, such as ducks, geese, ptarmigan, seagulls, shorebirds and even snowy owls, on occasion. On Baffin Island, Arctic foxes are sometimes trapped by Inuit, but there is no longer a robust fur ...
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 Antarctic is usually defined simply as south of 60° south latitude, or the continent of Antarctica.