Empoldering involves the use of polders, and is also a way to control floods.

Large hydro dams can control floods, which would otherwise affect people living downstream of the project.

In recent years the corps has been moving toward less costly and more natural ways to control floods.

Dams intended to control floods (1836) also raised river level, improving commercial shipping.

It also has four flood gates to control floods.

One of the big reasons the dam was built to control floods.

As long as people could control floods, they could do business.

Many variables control the behavior of the river and whether it erodes or floods.

In a dry state in large bags for controlling or containing floods.

The lake was created primarily to control floods, provide electricity, and support recreational activities.