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← GeographyWhich outcome is increased through eutrophication within coastal stream deltas?
A)Harmful algal bloom proliferation✓
B)Dissolved oxygen concentration increase
C)Benthic organism biodiversity surplus
D)Hypoxic zone location shift seaward
💡 Explanation
Harmful algal blooms (HABs) proliferate rapidly, because nutrient enrichment drives their growth through the mechanism of nutrient loading; therefore more organisms bloom and exhaust resources, rather than higher oxygen, due to bloom respiration.
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