A judge upholds the right of the National Park Service to ask rock climbers to stay off Wyoming's Devils Tower during June, when Native Americans hold religious ceremonies.
A planned jetboat race up and down a 50-mile stretch of the Yellowstone River in Montana is cancelled following a flurry of criticism.
Hells Canyon Preservation Council and Northwest Ecosystem Alliance sponsor a wooden/dorie benefit float trip down the Snake River, June 1.
Locals and critics charge that Vail Associates is using a ski area expansion as an excuse to develop the area and sell valuable real estate at the expense of elk and lynx habitat.
The nonprofit Global Exchange offers "reality tours" that put tourists face-to-face with poverty and other problems, including environmental issues.
"Heritage Expeditions" for ambitious ecotourists with extra cash, are a new part of the user fee demonstration program that some think will raise money while educating people about natural and cultural sites.
The National Park Service is being sued by three environmental organizations for allowing private "bioprospecting" in Yellowstone National Park and backing off from its mandate to protect the park's resources.