Question

by The soft swift streams from the mountains
are responsible for the numerous irrigational
projects​

Answer 1

Flowing water, in streams and rivers or across the land in sheets, is the dominant erosional process in shaping Earth's landscape. Streams and rivers are not merely systems for moving surface water to the world's oceans and seas. They are also systems for moving weathered rocks and other sediment to those large bodies of water. In fact, it is estimated that streams and rivers move about 1.65 billion tons (1.5 billion metric tons) of sediment from land to the oceans each year. By shifting such great masses of sediment, streams and rivers become sculptors of the land