Weegy: Water levels below dams are reduced, and large dams disrupt upstream ecosystems. -is a drawback to the use of hydropower.
User: Modern fishing practices threaten biodiversity mainly through the
A. accidental capture of unwanted species.
B. chemical poisoning of the water.
C. removal of community food supplies.
D. physical destruction of marine habitats
Weegy: Modern fishing practices threaten biodiversity mainly through the: accidental capture of unwanted species.
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