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Home > History > Secretary of the Interior - U.S. Government Series

Secretary of the Interior - U.S. Government Series

This page tells all about the duties, roles, and requirements of the Secretary of the Interior and the the Interior. It is part of our United States Government series.
Department of the Interior Seal
Seal of the Department of the Interior

The Secretary of the Interior is the top official of the U.S. Department of the Interior. The department itself is responsible for a variety of functions including the preservation and conservation of America’s land and natural resources and the protection of wildlife. In all, the department manages over 507 million acres of land, 476 dams, and 348 reservoirs. Units under the Department of the Interior include the National Park Service (NPS), U.S. Fish and Wildlife Service (USWS), the Bureau of Indian Affairs (BIA) and the U.S. Geological Survey (USGS).

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