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Humans Have Built Dams and Levees on Many of the World's

Question 76

Multiple Choice

Humans have built dams and levees on many of the world's rivers to control water flows.These structures ____.


A) cause major river deltas to sink
B) prevent flooding in areas downstream of the structure
C) increase wetland habitat
D) increase floodplain area
E) improve habitat for wetland species

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