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The U.S. Department of the Interior (DOI) is under the Executive Branch of the U.S. Government. It is one of fifteen executive departments. This guide provides an overview about the DOI, including its bureaus, highlighted publications, and featured online information, as of July 2025.
Photograph of a Green Kingfisher in Big Bend National Park (Source: NPS Gallery Digital Asset Management System)
Mission: "Protects and manages the Nation’s natural resources and cultural heritage; provides scientific and other information about those resources; and honors its trust responsibilities or special commitments to American Indians, Alaska Natives, Native Hawaiians, and affiliated Island Communities."
Established: 1849 (9 Stat. 395)
Secretary: Doug Burgum
Strategic Plan: FY2022-2026 Strategic Plan and previous strategic plans
| Resource | Information |
|---|---|
| Main Website | Visit the official website of the DOI. |
| Offices of the DOI | View the list of DOI Offices. |
| Interior Library | Check out the library's electronic and printed collections. |
| News | Hear about the latest news from the DOI. |
| Videos | See weekly videos that feature DOI events and news. |
| Photographs | Explore the photographic collection on DOI-related topics, like scientific observations and national heritage months. |
| Blog | Discover featured blogs that discuss a range of DOI-related subjects, from American bison to wildflowers. |
| Volunteer | Find opportunities to volunteer for the DOI, from educational to environmental projects. |
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Federal Depository Library Program (FDLP)
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