Interior

The oldest bureau in the Interior Department, carrying out the federal government's trust and treaty obligations to tribal nations

The Interior Department agency that leases federal offshore waters for oil, gas, wind, and minerals

The Interior Department agency that built the great western dams and remains the largest wholesaler of water in the country

The Interior Department agency that inspects offshore oil and gas operations and enforces safety and spill prevention rules

The Interior Department office that coordinates federal policy for four U.S. territories and the freely associated states of the Pacific

The Interior Department agency that regulates coal mining's effects on land and water and funds cleanup of abandoned mines

The landlord of the American West: 245 million acres of public rangeland, desert, and forest, and the minerals beneath far more

The steward of a fifth of the nation's land: parks, public rangeland, wildlife, water, minerals, and the trust relationship with tribes

The agency that runs 433 parks, monuments, battlefields, and historic sites for more than 300 million visitors a year

The Interior Department agency that manages wildlife refuges and enforces the Endangered Species Act for land and freshwater species

The Interior Department's science agency for maps, water, earthquakes, volcanoes, minerals, and the land itself