Not OK for you. Only the government can build dams on rivers. Whether or not a dam is good idea in a particular place is a question that requires study. Blocking the river one place may cause flooding somewhere else. There is also navigation on the river to consider and fish that use the river.
People who live nearby the Nile river are affected by the animals , erosion, flooding, and contamination.
to stop the water from flooding
Build dams, dig out river banks, build levy banks, pump from river to catchments
To generate electricity, controle the river flooding and for agriculture.
The Thames Barrier ! To stop flooding in the Capital City.
i dont know you sould
Changing the sediment load of a river
yu conquered the flooding on the huang river
generates hydroelectricity to power cities near the Colorado river such as Lake Havasu City. Provides more water to homes for drinking and cooking with. It prevents flooding in nearby cities
Canals so the water didn't flood the city.
Xia conquered flooding on the Huang river
yu conquered the flooding on the huang river