[forty two] From prehistoric instances, Egyptians likely utilized the strength of the once-a-year flooding from the Nile to irrigate their lands, slowly Studying to control much of it by purposely created irrigation channels and "capture" basins.[forty three] The traditional Sumerians in Mesopotamia applied a complex process of canals and levees https://leftbookmarks.com/story20198686/teknologi-pembuatan-options