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Alaska | Arizona | California | Colorado | Idaho | Nevada | New Mexico
Alaska | | | | Steese, a 1,220,000-acre national conservation area designated by Congress in 1980, includes the Birch Creek Wild and Scenic River, wildlife habitat, and diverse recreational opportunities. Alpine tundra, tussocks, and boreal forest provide crucial caribou calving grounds and home range, as well as habitat for moose, grizzly and black bear, and Peregrine falcons. | Arizona | | | | Gila Box Riparian
Gila Box Riparian National Conservation Area was designated by Congress in 1990. This 21,767-acre cool desert oasis features Bonita Creek (popular for birding and picnicking), cliff dwellings, historic homesteads, bighorn sheep, and more than 200 species of birds.
| | | Las Cienegas National Conservation Area was designated by Congress in 2000. These 42,000 acres of scenic landscape include vast desert grasslands and rolling oak-studded hills. The area is home to a great diversity of plant and animal life, including several threatened or endangered species. | | | San Pedro Riparian National Conservation Area was designated by Congress in 1988. The 58,000-acre area supports over 350 species of birds, 80 species of mammals, and 40 species of amphibians and reptiles. | California | | | | California Desert Conservation Area was designated by Congress in 1976. This 9,500,000-acre area features vast desert areas with myriad wildlife and recreational opportunities. | | | King Range National Conservation Area was designated by Congress in 1970. This 60,000-acre area encompasses 35 miles of remote coastline known as California’s Lost Coast. The mountains are a mix of Douglas-fir forest, chaparral, and grassland, providing habitat for blacktailed deer, elk, black bear, and nearly 300 species of native and migratory birds. | Colorado | | | | Gunnison Gorge National Conservation Area was designated by Congress in 1999. This 57,727-acre area offers a variety of natural and geologic features and unsurpassed recreational opportunities. | | | Located in west central Colorado, the McInnis Canyons National Conservation Area was designated by Congress in 2000. It encompasses 122,300 acres, including 75,550 acres of wilderness. This area is remarkable for its diverse landscape, ranging from salt bush desert to the spectacular canyons of the Black Ridge Canyons Wilderness. | Idaho | | | | Snake River Birds of Prey National Conservation Area was designated by Congress in 1993. This 484,873-acre area is home to the largest concentration of nesting raptors in North America and is located only 35 miles south of Boise, Idaho. | Nevada | | | | Designated in 2000, the Black Rock Desert-High Rock Canyon Emigrant Trails National Conservation Area encompases nearly 1.2 million acres of public lands in northwestern Nevada. The landscape features historic wagon ruts and inscriptions and a wilderness landscape largely unchanged from when pioneers moved westward in the 1800s.
| | | Red Rock Canyon National Conservation Area was designated by Congress in 1990. This 195,610-acre area encompasses unique geologic features and spectacular landscapes, as well as world-class climbing and hiking opportunities. It also provides habitat to plant and animal species that are unique to the Mojave Desert,. | | | The Sloan Canyon National Conservation Area is managed to conserve, protect, and enhance the cultural, archaeological, natural, wilderness, scientific, geological, historical, biological, wildlife, educational, and scenic resources of this area. Established in 2002, the Conservation Area encompasses approximately 48,000 acres. The area features significant archeological sites, scenic vistas, important wildlife habitat, and opportunities for primitive recreation. | New Mexico | | | | El Malpais
El Malpais National Conservation Area was designated by Congress in 1987. This 262,100-acre area features rugged lava flows with some of the Nation’s most significant geological, cultural, scenic, scientific, and wilderness resources |
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National conservation areas (NCAs) and 
