Types
concrete
What material are dams mainly made of?
what is the main material of dams
A dam that uses sticks and mud to create ponds, wetlands, and complex ecological systems; the animal gave its name to it
What is a Beaver Dam?
One of the most famous dam in the US
What is The Hoover Dam?
It is heavy, and pushes the dam into the ground with the help of external structures
What is a Buttress dam?
buttress.
What is used to improve the strength of dams?
what is used to reinforce the structure?
what is used to push against water?
The way dams reduce the usage of fossil fuels.
What is producing energy?
drought
What happens when it is not raining?