The national reclamation art directly affected the management of which natural resource?

The National Reclamation Act directly affected the management of water. Its purpose was to reclaim the land for agriculture in order to salvage the agrarian roots of the United States in which they provided funds for construction of irrigation works for the storage, diversion and development of waters and the reclamation of arid and semi-arid lands including irrigation projects that would carry water to twenty states that have a dry climate.

The national reclamation art directly affected the management of water. This is because they need to consider that there are many people in the area and that there is a shortage of water at that time that caused a problem in the national reclamation art.