US Department of Interior

The United States Department of the Interior (DOI) is an executive department of the US federal government responsible for the management and conservation of most federal lands and natural resources.

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The US Department of the Interior says its mission is to protect and manage the nation’s natural resources and cultural heritage; provide scientific and other information about those resources; and honor its trust responsibilities or special commitments to American Indians, Alaska Natives, Native Hawaiians, and affiliated Island Communities.