The mission of the Department of the Interior is to protect and provide access to our Nation's natural and cultural heritage and honor our trust responsibilities to tribes. The Department manages the Nation's public lands and minerals, national parks, national wildlife refuges, and western water resources and upholds Federal trust responsibilities to Indian tribes. It is responsible for migratory wildlife conservation; historic preservation; endangered species; surface-mined lands protection and restoration, mapping and geological, hydrological, and biological science.
The Secretary of the Interior reports directly to the President and is responsible for the direction and supervision of all operations and activities of the Department.