* Skogens bok
* Forest Giants:The Tallest Trees on Earth
* Walking the High Valley
* Washington Wildlands
* Ville og naturskjønne Washington
* Wonderland:An Alternative History of the National Parks
* The Battle of the Wilderness:Sierra Club's Challenge of the Grand Canyon Dam Project
* Beneath the Surface:The Failure of the Glen Canyon Dam
* Herfra til evigheten:Reis verden rundt for å finne det gode i mennesker og naturens underverker
* Journey's End:Life and Death in the Mountains
* Liv og død på Grand Canyon
* Livet og tidene til en amerikansk original
* The Lone Ranger og Tonto Fistfight in Heaven
* Ser over kanten
* The Mountains Above the Sky:A Naturalist's Ramblings
* På høybakken
* Våre nasjonalparker:Amerikas beste idé
* Den hemmelige skogen
* The Story of the Wild West:A History in Three Parts
* Dette fantastiske landet
* Villmark i en verden i endring
* Yellowstone
Artikler
* "The Case Against Grand Canyon Dam" (Sierra Club Bulletin, 1964)
* "Wilderness:A Place for Man" (National Parks Magazine, 1966)
* "The High Cost of Water" (Audubon, 1967)
* "The Glen Canyon Dam:A Boondoggle" (The Nation, 1968)
* "The National Parks:A Call to Action" (The New York Times, 1969)
* "The Death of the Grand Canyon" (Life, 1970)
* "The Wilderness Act:A Promise Unfulfilled" (Sierra Club Bulletin, 1971)
* "Kampen for nasjonalparkene" (National Geographic, 1972)
* "The Future of the National Parks" (Audubon, 1973)
* "The Importance of Wilderness" (The New York Times, 1974)
* "The Last Stand of the National Parks" (Sierra Club Bulletin, 1975)
* "The Politics of Conservation" (The Nation, 1976)
* "The Sierra Club:A History of the First Century" (Sierra Club Bulletin, 1977)
* "The Wild and Scenic Rivers Act:A Promise Fulfilled" (Sierra Club Bulletin, 1978)
* "The National Parks:A Legacy for the Future" (National Geographic, 1979)
* "The Last Great Wilderness:The Arctic National Wildlife Refuge" (Audubon, 1980)
* "The Battle of the Wilderness:Sierra Club's Challenge of the Grand Canyon Dam Project" (Sierra Club Books, 1981)
* "The Glen Canyon Dam:A Tragic Mistake" (The Nation, 1982)
* "The Wilderness at Risk:The Reagan Administration's Attack on America's Wild Lands" (Sierra Club Bulletin, 1983)
* "The National Parks:A Call to Arms" (The New York Times, 1984)
* "The Legacy of John Muir:A Call to Action" (Sierra Club Bulletin, 1985)
* "The Future of the National Parks:A Blueprint for Action" (National Geographic, 1986)
* "The Last Stand of the Wilderness:The Arctic National Wildlife Refuge" (Audubon, 1987)
* "The Grand Canyon:A Celebration" (Sierra Club Bulletin, 1988)
* "The National Parks:A Call to Renewal" (The New York Times, 1989)
* "The Legacy of Stanley Wright Aultz:A Call to Action" (Sierra Club Bulletin, 1990)