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← GeographyWhich risk significantly increases in Arctic regions during periods of thawing permafrost due to solifluction?
A)Accelerated coastal erosion rates✓
B)Decreased river sediment transport
C)Reduced methane hydrate formation
D)Increased carbon sequestration in soils
💡 Explanation
When permafrost thaws, solifluction occurs because the active layer saturates and flows downslope, accelerating soil erosion and coastline recession. Therefore accelerated coastal erosion results, rather than stabilization or reduced sediment transport which would require frozen conditions or established vegetation.
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