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Polar bear in Manitoba, Canada. November 2004. Polar seas is a collective term for the Arctic Ocean (about 4-5 percent of Earth's oceans) and the southern part of the Southern Ocean (south of Antarctic Convergence, about 10 percent of Earth's oceans). In the coldest years, sea ice can cover around 13 percent of the Earth's total surface at its ...
Visualization of the ice and snow covering Earth's northern and southern polar regions Northern Hemisphere permafrost (permanently frozen ground) in purple. The polar regions, also called the frigid zones or polar zones, of Earth are Earth's polar ice caps, the regions of the planet that surround its geographical poles (the North and South Poles), lying within the polar circles.
The Antarctic Convergence is a zone approximately 32 to 48 km (20 to 30 mi) wide, varying in latitude seasonally and in different longitudes, extending across the Atlantic, Pacific, and Indian oceans between the 48th and 61st parallels of south latitude.
An instance of climate change contributing to ice loss was the 13th most extreme Arctic storm recorded that impacted sea ice in the Beaufort and Chukchi seas. [7] In 2012, a cyclone had formed over Siberia and ended in the Canadian Arctic Archipelago during a period where large wave generation, oceanic upwelling, and mechanical forcing affected ...
Open Polar Sea; P. Pechora Sea; S. Seas with color names; W. Wandel Sea; White Sea This page was last edited on 19 September 2020, at 06:48 (UTC). Text is ...
Polar Sea may refer to: The Arctic Ocean; The Southern Ocean; USCGC Polar Sea, a United States Coast Guard icebreaker; The Open Polar Sea, a hypothesized ice-free ...
The Open Polar Sea was a conjectured ice-free body of water that was believed to encircle the North Pole.Although this theory was widely accepted and served as a basis for many exploratory expeditions aimed at reaching the North Pole by sea or discovering a navigable route between Europe and the Pacific via the North Pole, it was ultimately proven to be untrue.
Polar ecology is the relationship between plants and animals in a polar environment. Polar environments are in the Arctic and Antarctic regions. Arctic regions are in the Northern Hemisphere , and it contains land and the islands that surrounds it.