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← GeographyWhich sand dune migration outcome arises because vegetation anchoring fails?
A)Increased leeward slipface dune avalanche✓
B)Decreased crestline aeolian sediment flux
C)Reduced bedrock deflation sediment supply
D)Enhanced playa lake evaporite deposition
💡 Explanation
Increased erosion occurs if vegetation dies which inhibits *vegetative stabilization*, making the dune unstable. This leads to massive sediment transport and avalanches down the slipface; therefore massive avaalanche, rather than decreased sediment and erosion changes within playas.
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