Question

what is check dam?????
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Answer 1

Answer:

A check dam is a small, sometimes temporary, dam constructed across a swale, drainage ditch, or waterway to counteract erosion by reducing water flow velocity. Check dams themselves are not a type of new technology; rather, they are an ancient technique dating from the second century 

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Answer 2

Answer:

A check dam is a small dam constructed across a swale, drainage ditch, or waterway to counteract erosion by reducing water flow velocity. Check dams themselves are not a type of new technology.... they are an ancient technique dating from the second century

Explanation:

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