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← GeographyWhich effect accompanies prolonged decreased trade winds near Peru?
A)Reduced coastal upwelling of nutrient supply✓
B)Increased coastal erosion from storm surges
C)Intensified ocean heat removal by conduction
D)Strengthened thermocline layer formation offshore
💡 Explanation
Reduced trade winds diminish Ekman transport, weakening coastal upwelling. This prevents nutrient-rich deep water from reaching the surface; therefore, productivity declines severely, rather than spurring biological proliferation or altering unrelated thermal activity.
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