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← GeographyWhich feedback results when surface winds strengthen over dune fields?
A)Reduced vegetation cover downslope increases erosion✓
B)Decreased sand availability stabilizes dunes
C)Diminished saltation reduces ripple formation
D)Lower wind shear encourages laminar airflow
💡 Explanation
Erosion increases downslope because vegetation protecting the surface get destroyed through increased wind removing the top layer of protection; this is wind scouring rather than stabilization. Therefore, reduced vegetation exacerbates erosion, rather than mitigating it through decreased sand availability.
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