Although Olmsted County contains no natural lakes, it does have six reservoir (water) created by dams.

Being unregulated by major dams or diversions, water levels in the creek show great seasonal variation.

The movie shares about the menace to nature and people caused by dams, one the gravest environmental issues making hot debates around the globe.

White water dropped down it step by step, as in fish ladders you see by dams.

I have waited a long time to take my own grandson to that same river, unregulated by dams, to show him that same proof.

The entire length of the Hoback is free flowing and unobstructed by dams.

So rare are the stretches of the Missouri not backed up by dams that the few sections with free-flowing water have become major tourist draws.

The emissions rose because of strong economic growth, cold weather that increased oil use and a drop in electricity generation by dams, the department said.

Other Mesopotamian innovations include the control of water by dams and the use of aqueducts.