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← GeographyWhich oceanographic effect emerges with increased glacial melting?
A)Weakening of thermohaline circulation✓
B)Strengthening coastal upwelling zones
C)Intensified El Niño-Southern Oscillation
D)Stabilization of deep ocean currents
💡 Explanation
The weakening of thermohaline circulation occurs because increased glacial runoff introduces large volumes of freshwater into the North Atlantic, disrupting deep water formation; this dilution hinders density-driven sinking, therefore slowing the circulation, rather than enhancing upwelling or stabilizing currents.
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