APFIVE Cascading Effects of Ecosystem Disruption
Which scenario represents a negative feedback loop where disruption of one ecosystem service leads to cascading economic and ecological consequences?
A
Deforestation → soil erosion → reservoir sedimentation → reduced hydropower generation → increased fossil fuel use
B
Reforestation → improved water quality → increased biodiversity → enhanced ecosystem resilience
C
Dam construction → flood control → expanded settlement → economic growth
D
Wetland drainage → increased agricultural land → higher crop yields → improved food security
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