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← GeographyWhich risk increases as melting permafrost destabilizes slopes?
A)Increased debris flow activity✓
B)Formation Eskers more frequently
C)Enhanced cryosphere greenhouse feedback
D)Decreased methane clathrate formation
💡 Explanation
Increased slope instability, due to thaw-induced weakening, leads to increased debris flow. This debris flow activity increases because the gelifluction destabilizes previously stable soil, therefore producing these mass wasting events, rather than promoting esker formation which instead require glacial meltwater.
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