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Arctic

Arctic

Pertaining to, or situated under, the northern constellation called the Bear; northern; frigid; as, the arctic pole, circle, region, ocean; an arctic expedition, night, temperature.

The arctic circle is a lesser circle, parallel to the equator, 23 deg 28' from the north pole. This and the antarctic circle are called the polar circles, and between these and the poles lie the frigid zones. See zone.

Origin: oe. Artik, OF. Artique, f. Arctique, L. Arcticus, fr. Gr, fr. A bear, also a northern constellation so called; akin to L. Ursus bear, Skr. Ksha. Extremely cold; an arctic climate; a frigid day; gelid waters of the North Atlantic; glacial winds; icy hands; polar weather.


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about aquatic organism...

... scientists had discovered that changes in the water temperature affects the type of marine life that inhabits the area. In some area in the Arctic ocean, marine biologists noted the presence of some species which naturally inhabit warmer waters.

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by mcar
Fri Oct 17, 2008 10:33 am
 
Forum: Ecology
Topic: about aquatic organism...
Replies: 4
Views: 1264

Re: Brain size=IQ level theory (Blacks vs Whites & Asians)

... Nor does he tell his readers that evolutionary selection pressures were different in the hot savanna where Africans evolved than in the cold Arctic where East Asians evolved. Rushton (1995b) and others have proposed that the farther north the populations migrated, out of Africa, the more ...

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by TJJ
Fri May 16, 2008 12:13 am
 
Forum: Human Biology
Topic: Brain size=IQ level theory (Blacks vs Whites & Asians)
Replies: 18
Views: 12501

Age of Man

If the Arctic ice were to melt, the water levels would rise about 20 feet (7 meters). The avg temp in the South pole is sufficiently cold enough that it will most likely not melt, but if it did. Ocean levels would rise about ...

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by MichaelXY
Sun Feb 03, 2008 11:30 pm
 
Forum: Evolution
Topic: Age of Man
Replies: 31
Views: 4100

I can't reconcile the phenomena of instinct very well

A salmon navigates complex waterways to spawn. The Arctic Tern migrates half way around the world. If instinct is coded for in DNA, then that means, somehow, DNA acquired a representation of the physical world. How incredible is that? Also, is it ...

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by kackermann
Mon Jul 30, 2007 1:23 pm
 
Forum: Zoology Discussion
Topic: I can't reconcile the phenomena of instinct very well
Replies: 7
Views: 1350

Name game

Somateria spectabilis The King Eider (Somateria spectabilis) is a large sea duck, which breeds along northern hemisphere arctic coasts of northeast Europe, North America and Asia. The lined nest is built on tundra close to the sea, and 4-6 eggs are laid.

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by jimmystang
Tue Jan 02, 2007 4:49 pm
 
Forum: General Discussion
Topic: Name game
Replies: 168
Views: 67545
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