In order to assure that an increasing population, accompanied by expanding settlement and growing mechanization, does not impound, flood or divert all streams within the State of West Virginia, leaving no streams designated for preservation and protection in their natural condition, it is hereby declared to be the public policy of this state to secure for the citizens of West Virginia of present and future generations the benefits of an enduring resource of free-flowing streams possessing outstanding scenic, recreational, geological, fish and wildlife, botanical, historical, archeological or other scientific or cultural values.