Which of the following statements is NOT true regarding artificial levees?

A. raises the height a stream must reach before overflowing its banks
B. can be made of concrete or earthen materials
C. creates the potential for catastrophic flood in areas downstream
D. makes flooding worse in areas upstream
E. used to help keep the channel straight so water flows faster


Answer: E

Environmental & Atmospheric Sciences

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Indicate whether this statement is true or false.

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