Case study on Yukon River Flashcards

1
Q

where is the Yukon River

A

North America flowing through areas of North-west Canada

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2
Q

what is the length

A

3540km

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3
Q

what is the area of the drainage basin

A

850,000 sq/km

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4
Q

where is the source of the Yukon River

A

Llewellyn Glacier at Atlin lake

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5
Q

what biome is the Yukon River found in

A

Tundra

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6
Q

when does the peak discharge of the Yukon occur

A

June/July when snow and ice melt is high causing discharge to rapidly increase

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7
Q

what is the climate

A

subarctic climate with relatively warm, short summers

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8
Q

what % of land do needle leaf forests cover in the area

A

53%

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9
Q

what have been the most dominant factors in the Yukon basin for the development of soil type

A

type of material, climate and relief

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10
Q

how many regions of permafrost are there in the Yukon river basin

A

6

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11
Q

what are the three types of runoff

A

lake runoff, snowmelt runoff and glacier runoff

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12
Q

what months does runoff occur the most

A

May-September

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13
Q

when do the highest discharges occur

A

August and September

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