for example , the farms of western farmers benefit the indian states and also other parts of the world , and india ' s irrigation practices have caused that country to be self - sufficient in food development since 1974 . in addition , in many sides of the world dam have help to cure self - threatening problem such as poverty from lack of industrial development , famine as a sign of flooding , suffering from floods , and continued disease from lack of piped water supplies .
Dam building prevents life-threatening situations.