The Arctic Circle
The Arctic Circle, at approximately 66° 34' N, is a major circle of latitude defining the Earth's northern polar region. It experiences unique solar phenomena like the midnight sun and polar night, and is home to diverse human settlements and natural wonders. The region's climate, geography, and cultural importance are crucial for scientific studies, particularly in understanding global climate patterns and the impacts of climate change.
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1
Arctic Circle latitude coordinates
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2
Southernmost boundary definition
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3
Arctic Circle's axial precession impact
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4
During the ______ solstice, regions within the ______ Circle have at least one day without sunrise, known as the polar night.
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5
As one approaches the ______ Pole, the midnight sun and polar night phenomena become more ______.
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6
In ______, a city just beyond the Arctic Circle in ______, the polar night can extend beyond a ______.
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7
Origin of 'arktikos' in Greek
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8
Significance of Ursa Major constellation
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9
______ is recognized for being the sole city precisely on the Arctic Circle.
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10
In ______, the city of ______ is known for its proximity to the Arctic Circle.
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11
______ and ______ are two major urban areas within the Arctic Circle in ______.
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Murmansk Norilsk Russia
12
______ in Greenland and ______ in Alaska, USA, demonstrate human habitation within the Arctic Circle.
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Sisimiut Utqiaġvik
13
Countries within the Arctic Circle
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Eight countries: Canada, Finland, Greenland (Denmark), Iceland, Norway, Russia, Sweden, USA (Alaska).
14
Arctic Circle's impact on ocean navigation
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Gulf Stream keeps northern Norway ports ice-free all year, aiding navigation.
15
Temperature extremes in Norilsk, Russia
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16
The ______ Circle traverses various landscapes, such as the Norwegian Sea and the ______ Peninsula in Russia.
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17
In Canada, the Arctic Circle crosses the ______, ______ Territories, and ______.
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18
These lights, influenced by Earth's magnetic field, are a frequent spectacle in the ______ Circle's nocturnal sky.
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19
The ______ Peninsula in Alaska is among the diverse terrains that the Arctic Circle encompasses.
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20
The Barents Sea is another body of water that the ______ Circle passes through.
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21
Indigenous peoples' duration in Arctic Circle
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22
Arctic Circle's role in climate research
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23
Polar night's benefit to astronomy
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