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Arctic haze is the phenomenon of a visible reddish-brown springtime haze in the atmosphere at high latitudes in the Arctic due to anthropogenic [1] air pollution. A major distinguishing factor of Arctic haze is the ability of its chemical ingredients to persist in the atmosphere for significantly longer than other pollutants.
Snow dangers will be more widespread Thursday. Thursday will be a rough weather day for millions of people in the eastern U.S., with howling winds and heavy snow expected in many areas.
In 2016, there were extreme anomalies from January to February with the temperature in the Arctic being estimated to be between 4–5.8 °C (7.2–10.4 °F) more than it was between 1981 and 2010. [17] In 2020, mean SAT was 1.9 °C (3.4 °F) warmer than the 1981–2010 average. [18]
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]
Canada's Arctic covers more than 4.4 million square km and is almost deserted, save for a few communities and ports. Less than 16% of the waters have been adequately surveyed.
Shockingly cold air funneled directly from the Arctic will be making an unwelcome appearance across nearly the entire eastern half of the country this weekend and into early next week, forecasters ...
The small uninhabited island, sized 1.3 km 2 (0.5 sq mi), was named for Greenlandic Arctic traveller Hans Hendrik. In 1973, Canada and Denmark negotiated the geographic coordinates of the continental shelf, and settled on a delimitation treaty that was ratified by the United Nations on December 17, 1973, and has been in force since March 13, 1974.
As the Arctic warms, polar bears face a growing risk of contracting viruses, bacteria and parasites that they were less likely to encounter just 30 years ago, research has revealed.