Dale Shewalter's group, the Arizona Trail Association, has been working since 1988 on establishing a north-south route all the way across Arizona.
Twenty Sheridan, Wyo., four-wheelers have been fined for destroying national forest land last June during their annual "Spring Run" across the Bighorn National Forest.
The Colorado Supreme Court has ruled that counties can now tax ski areas, park concessionaries, and others who use public lands for profit.
Environmentalists say new rules restricting helicopter and airplane flights in the Grand Canyon still aren't enough to restore quiet, even as air-tour operators react with anger and lawsuits.
Public Employees for Environmental Responsibility and Wilderness Watch are challenging a microwave repeater tower in Death Valley National Park that was put up without any environmental assessment.
Under the new administration of George W. Bush, Republicans seek to open Clinton's new national monuments to oil and gas exploration and other uses and to revise the way monuments are created.
Robert Fillmore's new guidebook, "The Geology of the Parks, Monuments and Wildlands of Southern Utah," helps readers decipher the complicated landscapes of southern Utah.
In Wyoming, backcountry skiers are upset to find that the Park Service's decision to ban snowmobiles from Yellowstone and Grand Teton may also ban skiing in some areas, to protect bighorn sheep.
Grand Canyon's plan to cut traffic in the park by building a light-rail train system has been derailed because of its cost, and the park has been told to use buses instead.
A visit to Yellowstone in winter leads to encounters with park employees eager for (and snowmobilers vehemently against) the coming banishment of snowmobiles from the national park.
Watchdog groups are worried that a Park Service photo contest, organized and sponsored by Kodak, sets a bad precedent of corporate entanglement with national parks.
The BLM has released a new plan for managing off-highway vehicle use on public lands across the country.
Settlement of a recent lawsuit filed by Bluewater Network may eliminate personal watercraft from the entire parks system by 2002.
The Clinton administration announces seven new national monuments, six of them in the West, three days before George W. Bush takes office.
Environmentalists would like to overturn the Forest Service's decision to let Colorado's Arapahoe Basin Ski Resort start snowmaking.
Environmentalists say the new Yellowstone bison management plan put together by Montana and the Park Service won't really help the bison much.
The late Paul Fritz is remembered as a conservationist whose years in the Park Service reflect a man who was independent and outspoken.
Republicans are trying to undo the Clinton administration's planned phase-out of snowmobiles in Yellowstone and Grand Teton national parks.
In Idaho, the Winter Coalition has brought together snowmobilers and Nordic skiers to zone winter recreation uses in the Sawtooth National Forest.