GEOG 1011 Homework 4

GEOG 1011 Homework 4 - December 7, 2007 Landscapes and...

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December 7, 2007 Landscapes and Water Homework #4 1.) Permafrost is soil or land that has been continually frozen for at least 2 years or more. The temperatures in climate warming tend to be growing constantly, as considered by the article. We are seeing that the permafrost is giving way in many parts of Fairbanks, creating large holes in the ground that are filled by gravel. Permafrost is also giving way in many parts of the forest in Fairbanks, which is a sign that the permafrost is warming up at the surface—instead of being the coldest on the surface—and the coldest parts are in the middle of the permafrost. Because air temperature is so variable and we get different temperatures from year to year, like the warmest year in 1991 and being variable each year afterward. Permafrost is warming and thawing constantly every year, and the permafrost is “drooping”. This means that instead of being the warmest at the very bottom and getting colder as you got to the top, the bottom is still the warmest and
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This note was uploaded on 04/29/2008 for the course GEOG 1011 taught by Professor Anderson,s during the Fall '07 term at Colorado.

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GEOG 1011 Homework 4 - December 7, 2007 Landscapes and...

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