Utah Rep. Jim Hansen has introduced a bill that would allow ATV riders access to 300 miles of existing roads and allow the creation of more access trails for ATVs in Utah.
A cross placed on Mojave National Preserve by Veterans of Foreign Wars as a memorial is the center of controversy between the National Park Service and the American Civil Liberties Union, which claims it violates the separation of church and state.
Cottonwood trees in Utah's Zion National Park may vanish in the next few decades, according to a study by the park and the Grand Canyon Trust that recommends removal of flood-protection stone levees as a way to save the trees.
A land-exchange referendum on the November ballot might shift the borders of the Sonoran Desert and Ironwoods national monuments, designated by President Clinton before he left office, in an effort to resolve power companies' rights-of-way.
In New Mexico, Albuquerque's new mayor, Martin Chavez, has renewed support for building a controversial road through Petroglyph National Monument.
Rock climbers are fuming at the Forest Service's decision to all but outlaw climbing at caves near Bend, Ore., that are sacred to local tribes and also home to dwindling numbers of bats.
Environmentalists are fighting to stop energy development in Montana's Upper Missouri River Breaks National Monument.
The National Park Service has issued its Winter-Use Plans Draft Supplemental EIS, the agency's first attempt to manage winter traffic in Yellowstone and Grand Teton national parks.
The Environmental Protection Agency is developing the first emission standards for off-road motors, including snowmobiles.
Snowmobilers and wilderness advocates come to an agreement on motorized access in Montana's Flathead National Forest.
Utah Gov. Mike Leavitt startles environmentalists with his suggestion for a new national monument on the San Rafael Swell.
Residents of Colorado's San Luis Valley are pleased at the prospect of the Great Sand Dunes National Monument adding the neighboring Baca Ranch and becoming a national park.
A revision of Grand Canyon National Park's River Management Plan is back on track after former superintendent Robert Arnberger dropped it in 1997 because of the controversy it aroused.
In Montana's Centennial Valley, the Beaverhead-Deerlodge forest is delaying a decision to manage as wilderness Mount Jefferson, an area increasingly popular with, and impacted by, snowmobiles.
Local residents and environmentalists object to a planned Boy Scout camp on the Fryingpan River in the White River National Forest near Aspen, Colorado.
Two environmentalists leave the collaborative group working on a winter-use plan for Wyoming's Snowy Range after the group refuses to address the impact of snowmobiles on ptarmigan habitat.
The Forest Service has been illegally collecting recreation fees at thousands of sites in the West, instead of the 100 places allowed under the Recreation Fee Demonstration Program.
Matthew Testa's new documentary, "The Buffalo War," looks from all different sides at the controversial killing of Yellowstone National Park's straying buffalo.
Arizona State Parks is fighting a proposal resort near Benson, Ariz., which some fear could harm the nearby Kartchner Caverns.