Question

Analyze which statement best captures how thawing permafrost changes Earth's physical geography.
A Thawing permafrost leads to grasses and lichens pushing out shrub species.
B Thawing permafrost leads to fewer beaver ponds.
C Thawing permafrost is leading to an increase in mammal populations.
D Thawing permafrost leads to the creation of lakes and swamps where there were none.

Answers

Answered by GPT-4o mini
The statement that best captures how thawing permafrost changes Earth's physical geography is:

**D Thawing permafrost leads to the creation of lakes and swamps where there were none.**

This statement directly addresses the physical changes in the landscape caused by the thawing process. As permafrost melts, it can alter drainage patterns and create depressions that fill with water, forming new bodies of water such as lakes and swamps. This change significantly affects the geography of the area. While the other statements may refer to ecological or biological impacts, they do not encapsulate the broader alterations in physical geography as directly as option D does.

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