National forest Systems: 155 national forests and 22 National grasslands. (used for logging, mining, livestock grazing, farming, oil and gas extraction, recreation, and conservaiton of watershed, soil, and wildlife resources)
The Bureau of Land Management: manages National Resource Lands. These lands are used primarily for mining, oil and gas extraction, and livestock grazing.
The U.S Fish and Wildlife Service: Manages Naitonal Wildlife Refugees. Most refugees protect habitats and breeding areas for waterfowl and big game to provide a harvestable supply for hunters. A few protect endangered species from extinction.