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← GeographyWhich outcome accelerates atoll island erosion following vegetation loss?
A)Increased bioturbation of the calcarenite sediments✓
B)Enhanced aeolian transport of finer particles
C)Decreased wave energy dissipation at shore
D)Reduced chemical precipitation from seawater
💡 Explanation
Increased bioturbation destabilizes sediment because burrowing organisms rework material, initiating island breakdown; therefore, atoll erosion ramps up through positive bioerosion feedback, rather than wave energy dissipation acting as the primary control.
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