On the Web, environmentalist Michael Lewinski responds to angry e-mails and emotions, both pro and con, about the arson at Vail.
A variety of concerned Coloradans speak out in their own words about Vail and the environmental and socio-economics of the resort economy.
Some worry that Vail and the other booming ski resorts along Colorado's I-70 corridor - which are more lucrative than ever as they become year-round resorts - are turning the state into an Alpine theme park more like Switzerland than the Rocky Mountains.
The headlines about the recent arson in Vail, Colo., fail to consider the resort's history of legal but still reprehensible activities - especially its expansion into old-growth and possible lynx habitat.
The Earth Liberation Front claims responsibility for fires that damaged ski facilities at Vail, Colo., and though many in the community have rallied support, others blame Vail for its ruthless development and planned expansion into possible lynx habitat.
At Nevada's Lake Mead, the busiest national recreation area in the country, park rangers try to crack down on the "reckless clueless" misbehavior, often fueled by alcohol and drugs, that has already killed 36 visitors this year.
The deadline for public comments on a plan to manage Yellowstone's wandering bison has been extended to Nov. 2.
In Wyoming, Grand Teton National Park officials and environmentalists are battling airline representatives who want to expand the runway at the Jackson Hole Airport, which is located inside the park.
Some say the "Vision 20/20 National Parks Restoration Act" would only continue the "sweetheart contracting practices" that allow concessionaires to profit without returning much money to the parks.
Environmentalists object to a Forest Service plan to build a new snowmobile bridge across Cougar Creek near the edge of Yellowstone National Park.
A draft plan for Glacier National Park would ban jet skis and air tours while protecting historic lodges and improving roads and visitor services.
Critics blast Yellowstone's draft management plan for bison, which would quarantine, vaccinate and reduce the size of the herd to deal with the threat of brucellosis.
Critics object to Park Service plans to spend user fees on a fancy new welcome center in Grand Teton National Park, rather than on improving existing facilities.
Growing Tucson suburbs invade land on the edgoe of Arizona's Saguaro National Park West, when federal funds for a promised buyout of the land fail to materialize.
Lolo National Forest wants to ban snowmobiles on 140,000 roadless acres of the Bitterroot Crest on the Idaho-Montana border.
There is a continuing controversy about who first climbed Wyoming's Grand Teton - Nathaniel Langford in 1872, or a group of climbers in 1898.
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- Gerald Burton on Back to civics class: 10 things to know about Standing Rock