Becher, Ann. American Environmental Leaders: From Colonial Times to the Present. Two volumes. Santa Barbara, California: ABC-Clio, 2000.

Bonta, Marcia Myers. Women in the Field: America's Pioneering Women Naturalists. College Station: Texas A&M University Press, 1991.

Jane Colden, Maria Martin, Graceanna Lewis, Martha Maxwell, Mary Treat, Annie Montague Alexander, Ellen Quillin, Kate Furbish, Kate Brandegee, Alice Eastwood, Ynes Mexia, Mary Sophie Young, Elizabeth Gertrude Knight Britton, Agnes Chase, Anna Botsford Comstock, Annie Trumbull Slosson, Edith Patch, Florence Merriam Bailey, Althea Rosina Sherman, Cordelia Stanwood, Margaret Morse Nice, Amelia Laskey, Ann Haven Morgan, Carrie Dorman, Rachel Carson.

Ecology Hall of Fame. http://www.ecotopia.org/ehof/index.html 

Ecologists Profile Directory. With advice for prospective ecology students. http://esa.org/education/ecologists_profile/EcologistsProfileDirectory/ 

Elder, John, editor. American Nature Writers. Two volumes. New York: Scribner's, 1996. Detailed accounts of over 70 authors.

Gates, Barbara T. and Ann B. Shteir. Natural Eloquence: Women Reinscribe Science. Madison: University of Wisconsin Press, 1997.
Jane Marcet, Agnes Clerke, Chatharine Parr Traill, Louisa Anne Meredith, Anna Botsford Comstock, Eliza Burt Gamble, Arabella Buckley, Charlotte Haldane, Rachel Carson, Mary Kingsley, Dian Fossey, and Diana Ackerman.

Heroes for the Planet. http://www.time.com/time/reports/environment/heroes/heroesgallery/0,2967,mitter,00.html 

Profiles of Minority Environmental Professionals. http://www.umich.edu/~meldi/4_profiles_minprof.html#TOP 

Sterling, Keir B., Richard P. Harmond, George A. Cevasco, Lorne F. Hammond, editors. Biographical Dictionary of American and Canadian Naturalists and Environmentalists. Westport: Greenwood Press, 1997.

Strong, Douglas H. Dreamers & Defenders: American Conservationists. Lincoln: University of Nebraska Press, 1988.

Thoreau, Olmsted, Marsh; Gifford Pinchot, John Muir, Stephen Mather, Aldo Leopold, Harold Ickes, Rachel Carson, David Brower, Barry Commoner.

Stroud, Richard H. National Leaders of American Conservation. Washington, D.C.: Smithsonian Institution Press, 1985. Hundreds of biographical sketches.

Abbey, Edward (1927-1989). Author.
    Abbey, Edward. Confessions of a Barbarian: Selections from the journals of Edward Abbey, 1951-1989. Boston: Little, Brown, 1994.
    Bishop, James. Epitaph For a Desert Anarchist: The Life and Legacy of Edward Abbey. New York: Atheneum, 1994.
    Cahalan, James M. Edward Abbey: A Life. Tucson: University of Arizona Press, 2003.
    Abbey's Web. http://www.abbeyweb.net/abbey.html 
    Edward Abbey Links. (Ecology Hall of Fame) http://www.ecotopia.org/ehof/abbey/links.html 

Adams, Ansel (1902-1984). Photographer, conservationist

Adams, Ansel, with Mary Street Alinder. Ansel Adams: An Autobiography. Boston: Little, Brown, 1985.

Alinder, Mary Street and Andrea Gay Stillman, editors. Ansel Adams: Letters and Images, 1916-1984. Boston: Little Brown, 1988.

Spaulding, Jonathan. Ansel Adams and the American Landscape: A Biography. Berkeley: University of California Press, 1995.

Ansel Adams. http://www.zpub.com/sf/history/adams.html

Ansel Adams & the Sierra Club. http://www.sierraclub.org/ansel_adams/

Ansel Adams, Photographer. http://www.anseladams.com/Ansel-Adams-Biography-W384C260.aspx

Bailey, Florence Merriam (1863-1948). Ornithologist and nature writer

Kafalk, Harriet. No Woman Tenderfoot: Florence Merriam Bailey, Pioneer Naturalist. College Station: Texas A&M University Press, 1989.

Review of No Woman Tenderfoot. http://rjohara.net/cv/1991ANH.html

Florence Merriam Bailey: Pioneer Naturalist. http://www.northnet.org/stlawrenceaauw/bailey.htm

Bailey, Liberty Hyde (1858-1954). Botanist, educator, and leader of nature study and country life movements

Dorf, Philip. Liberty Hyde Bailey: An Informal Biography. Ithaca: Cornell University Press, 1956.

Papers: Liberty Hyde Bailey Papers (Cornell University). http://rmc.library.cornell.edu/EAD/htmldocs/RMA03342.html

Liberty Hyde Bailey: A Man For All Seasons (exhibit). http://rmc.library.cornell.edu/bailey/index.html

Life of Liberty Hyde Bailey: A Brief Biography. http://www.bsp.msu.edu/Background/BaileyBio.cfm

Bookchin, Murray (1921-2006). Libertarian social theorist, author of Post-Scarcity Anarchism and The Ecology of Freedom

Interview with Murray Bookchin. http://www.social-ecology.org/harbinger/vol2no1/bookchin.html

Murray Bookchin. http://libcom.org/tags/murray-bookchin

Murray bookchin (Anarchist Archives) http://dwardmac.pitzer.edu/ANARCHIST_ARCHIVES/bookchin/Bookchinarchive.html

Murray Bookchin (Wikipedia) http://en.wikipedia.org/wiki/Murray_Bookchin

Murray Bookchin, 1921-2006. http://www.zmag.org/content/showarticle.cfm?ItemID=10783

Brand, Stewart (1938- ). Editor, author, innovator. Founder of The Whole Earth Catalog, CoEvolution Quarterly, The Well, Global Business Network . . .

Stewart Brand (Wikipedia). http://en.wikipedia.org/wiki/Stewart_Brand

Stewart Brand. Time line. http://www.well.com/~sbb/bio.html

Stewart Brand. http://www.illahee.org/lectures/archive/stewartbrandlecture/

Brower, David (1912-2000). Conservationist, activist, wilderness advocate, executive director of Sierra Club, founder of Friends of the Earth and Earth Island Institute

Brower, David. For Earth's Sake: The Life and Times of David Brower. Layton, Utah: Gibbs Smith, 1990.

Schrepfer, Susan. David Brower: Environmental Activist, Publicist, & Prophet - An Interview, 1974-1978. Bancroft Library/Univ of California, 1980.

David Brower's Last Interview. http://www.backpacker.com/article/0,2646,1963_P,00.html

David Ross Brower. http://www.earthisland.org/brower/sub_bio.cfm

Burroughs, John (1837-1921). Naturalist, nature writer, essayist.

Barrus, Clara, editor. The Heart of Burroughs's Journals. Boston: Houghton Mifflin, 1928.

Barrus, Clara. The Life and Letters of John Burroughs. Boston: Houghton Mifflin, 1925.

Frauer, Norman. There to Breathe the Beauty: The Camping Trips of Henry Ford, Thomas Edison, Harvey Firestone, John Burroughs. Dalton, Pennsylvania: Norman Breuer, 1995. (Lots of photos)

Kanze, Edward. The World of John Burroughs. New York: Abrams, 1993. (Lots of photos)

Renehan, Edward J., Jr. John Burroughs: An American Naturalist. Post Mills, Vermont: Chelsea Green, 1992.

Warren, James Perrin. John Burrougs and the Place of Nature. Athens: University of Georgia Press, 2006.

Papers. The most important collections are in Vassar College Library Special Collections and New York Public Library Berg Collection.

Papers. Henry Ford Museum. http://www.hfmgv.org/collections/Collections/library/manuscripts/burroughs.asp

John Burroughs. http://www.johnburroughs.org/

John Burroughs Association. http://research.amnh.org/burroughs/

Cairns, John, Jr. (1923- ) ,Limnologist, environmental biologist
    Dwarakanath, Kala. "John Cairn, Jr." Notable Twientieth-Century Scientists. Edited by Emily J. McMurray. New York: Gale Research, 1995. 291-292.
    John Cairns Jr. http://www.mnforsustain.org/author_cairns_john.htm 
    Professor John Cairns, Jr. http://www.johncairns.net/ 

Carson, Rachel (1907-1964). Marine biologist, nature writer, and author of Silent Spring

Lear, Linda. Rachel Carson: Witness for Nature. New York: Henry Holt, 1997.

Papers: The Lear/Carson Collection (Connecticut College). http://www.conncoll.edu/is/info-resources/special-collections/learcarson.htm

Papers: Rachel Carson Papers (Chatham College). Links to other sources. http://www.chatham.edu/general/library/carson/index.html

Papers: Rachel Carson Papers (Yale University). http://webtext.library.yale.edu/xml2html/beinecke.CARSON.con.html

RachelCarson.org. http://www.rachelcarson.org/

Chavez, Cesar (1927-1993). Founder, United Farm Workers of America, activist to protect farm workers from pesticides

Friswold Del Castillo, Richard and Richard Garcia. Cesar Chavez: A Triumph of Spirit. Tulsa: University of Oklahoma Press, 1995.

Chaves, Cesar E.: Founder of UFWA. http://www.pollutionissues.com/Br-Co/Ch-vez-C-sar-E-Founder-of-United-Farm-Workers-of-America-1927-1993.html

Tejada-Flores, Rick. "Cesar Chavez & the UFW." http://www.pbs.org/itvs/fightfields/cesarchavez.html

Cooper, Susan Fenimore (1813-1894). U.S. nature writer whose Rural Hours pre-dated Thoreau's Walden.

Elder. American Nature Writers. 187-198.

Johnson, Rochelle and Daniel Patterson. Susan Fenimore Cooper: New Essays on Rural Hours and Other Works. Athens: University of Georgia Press, 2001.

Susan Fenimore Cooper. Bibliography of her works. http://external.oneonta.edu/cooper/susan.html

Commoner, Barry (1917- ) Biologist, Activist

Egan, Michael. Barry Commoner and the Science of Survival: The Remaking of America Environmentalism. Cambridge: MIT Press, 2007.

Darling, Jay Norwood (1876-1962. Pulitzer prize cartoonist, Chief of U.S. Biological Survey, and President of the National Audubon Society

Henry, John M. "A Treasury of Ding." Special issue of The Palimpsest 53, no. 3 (March 1972). Lots of his cartoons.

Lendt, David L. Ding: The Life of Jay Norwood Darling. Ames: Iowa State University Press, 1979. http://www.dingdarling.org/darling.pdf

Jay Norwood "Ding" Darling (1876-1962). http://www.dingdarling.org/about.html

Douglas, Marjory Stoneman (1890-1998). Writer, activist for Florida's Everglades, author of The Everglades: River of Grass

Douglas, Marjory Stoneman with John Rothchild. Marjory Stoneman Douglas: Voice of the River: An Autobiography. Englewood, Florida: Pineapple Press, 1987.

Bibliography. http://www.miami.edu/english/msdouglas/#onmsd

Marjory Stoneman Douglas (Presidential Medal of Freedom site). http://www.medaloffreedom.com/MarjoryStonemanDouglas.htm

Filho, Francisco Alves Mendes (1944-1988). See "Mendes, Chico."

Foreman, Dave (1946- ). Activist, co-founder of Earth First!, founder of Wildlands Project.

Foreman, Dave. Confessions of an Eco-Warrior. New York: Harmony Books, 1991.

Dave Foreman. http://www.activistcash.com/biography.cfm/bid/3454

Hamilton, Alice (1868-1970). Founder of occupational medicine, first woman on Harvard Medical School faculty, studied workplace toxins

Gottlieb, Robert. "Reconstructing Environmentalism: Complex Movements, Diverse Roots." Out of the Woods: Essays in Environmental History. Char Miller and Hal Rothman, editors. Pittsburgh: University of Pittsburgh Press, 1997. 144-160.

Hamilton, Alice. Exploring the Dangerous Trades: The Autobiography of Alice Hamilton. Boston: Little, Brown, 1943.

Sicherman, Barbara. Alice Hamilton: A Life in Letters. Cambridge: Harvard University Press, 1984.

Alice Hamilton. http://www.distinguishedwomen.com/biographies/hamilton-a.html

Alice Hamilton (links). http://el.hct.ac.ae/Mosaic_04/Fame/Sci/Hamilton.htm

Kumar, Satish (1936- ). Editor of Resurgence magazine, Programme Director of Schumacher College

Kumar, Satish. Path Without Destination New York: Eagle Brook/William Morrow, 1999. Originally published under the title No Destination.

Satish Kumar. http://www.resurgence.org/satish/index.htm

Leopold, Aldo (1887-1948). Ecologist, wilderness advocate, father of wildlife management, and author of A Sand County Almanac

Flader, Susan L. Thinking Like a Mountain: Aldo Leopold and the Evolution of an Ecological Attitude Toward Deer, Wolves, and Forests. Columbia: University of Missouri Press, 1974.

Lorbiecki, Marybeth. Aldo Leopold: A Fierce Green Fire. New York: Oxford University Press, 1996.

Meine, Curt. Aldo Leopold: His Life and Work. Madison: University of Wisconsin Press, 1988.

Tanner, Thomas, editor. Aldo Leopold: The Man and His Legacy. Ankeny, Iowa: Soil Conservation Society of America, 1987.

Aldo Leopold. http://www.aldoleopold.org/Biography/Biography.htm

Aldo Leopold Archives. Universityh of Wisconsin. http://digicoll.library.wisc.edu/AldoLeopold/

Lovelock, James (1919- ). Atmospheric scientist, promoted study of impacts of CFCs on atmosphere, and created the Gaia Hypothesis.

Lovelock, James. Homage to Gaia: The Life of an Independent Scientist. New York: Oxford University Press, 2000.

Detailed Biography of James Lovelock. http://www.ecolo.org/lovelock/lovedeten.htm

Marsh, George Perkins (1801-1882). Diplomat, geographer, and author of Man and Nature

Lowenthal, David. George Perkins Marsh: Prophet of Conservation. Seattle: University of Washington Press, 2000.

George Perkins Marsh: Renaissance Vermonter. http://www.clarku.edu/departments/marsh/georgemarsh.shtml

George Perkins Marsh On-line Research Center. http://bailey.uvm.edu/specialcollections/gpmorc.html

Marsh-Billings-Rockefeller National Histoic Park. http://www.nps.gov/mabi/

Mendes, Chico (1944-1988). ( Francisco Alves Mendes Filho.) Rubber tapper, union organizer, activist.

Revkin, Andrew. The Burning Season: The Murder of Chico Mendes and the Fight for the Amazon Rain Forest. Boston: Houghton Mifflin, 1990.

Chico Mendes. http://en.wikipedia.org/wiki/Chico_Mendes

Remembering Chico. http://www.environmentaldefense.org/article.cfm?ContentID=1596

Who was Chico Mendes? http://www.global500.org/feature_6.html

Muir, John (1839-1914). Naturalist, author, explorer, wilderness advocate, and founder of the Sierra Club

Cohen, Michael P. The Pathless Way: John Muir and American Wilderness. Madison: University of Wisconsin Press, 1984.

Muir, John. The Story of My Boyhood and Youth. Boston: Houghton Mifflin, 1913.

Turner, Frederick. Rediscovering America: John Muir in His Time and Ours. New York: Viking, 1985.

Wilkins, Thurman. John Muir: Apostle of Nature. Norman: University of Oklahoma Press, 1995.

The Life and Contributions of John Muir (exhibit). http://www.sierraclub.org/john_muir_exhibit/frameindex.html?http://www.sierraclub. . .

Original Manuscript Letters of John Muir (1861-1914). 30 letters. http://www.wisconsinhistory.org/turningpoints/search.asp?id=1224

Mumford, Lewis (1895-1990). Author, scholar and critic of architecture, cities, technology, literature

Hughes, Thomas P. and Agatha C. Hughes. Lewis Mumford: Public Intellectual. New York: Oxford University Press, 1990.

Miller, Donald L. Lewis Mumford: A Life. Pittsburgh: University of Pittsburgh Press, 1989.

Chronology of Mumford's Life (Presidential Medal of Freedom site). http://www.medaloffreedom.com/LewisMumford.htm

Lewis Mumford, links. http://groups.msn.com/kosmosgenesis/philosophising. . . .

Nearing, Scott (1883-1983). Political radical, pacifist, advocate of simple living

Nearing, Scott. The Making of a Radical: A Political Autobiography. White River Junction, Vermont: Chelsea Green, 2000.

Nearing, Scott. Living the Good Life. Harborside, Maine: Social Science Institute, 1954.

Saltmarsh, John. Scott Nearing: An Intellectual Biography. Philadelphia, Pennsylvania: Temple University Press, 1991.

Saltmarsh, John. Scott Nearing: The Making of a Homesteader. White River Junction, Vermont: Chelsea Green, 1998.

Whitfield, Stephen J. Scott Nearing: Apostle of American Radicalism. New York: Columbia University Press, 1974.

Papers: Scott Nearing Papers, Swathmore College Peace Collection. http://www.swarthmore.edu/Library/peace/ . . .

Scott Nearing obituary (The Vegetarian). http://www.ivu.org/history/northam20a/nearing.html

Pinchot, Gifford (1865-1948). Forester, a founder of the conservation movement, and governor of Pennsylvania

Miller, Char. Gifford Pinchot and the Making of Modern Environmentalism. Washington, D.C.: Island Press, 2001.

Pinchot, Gifford. Breaking New Ground. New York: Harcourt, Brace, 1947.

Gifford Pinchot. http://www.dep.state.pa.us/dep/PA_Env-Her/pinchot_bio.htm

Gifford Pinchot. http://1912.history.ohio-state.edu/conservation/gifford_pinchot.htm

Powell, John Wesley (1834-1902). Geologist, ethnologist, explorer

Worster, Donald. A River Running West: The Life of John Wesley Powell. New York: Oxford, 2001.

John Wesley Powell: A Chronology. http://www.pbs.org/wgbh/amex/canyon/timeline/index.html

Major John Wesley Powell. http://www.powellmuseum.org/MajorPowell.html

Powell, John Wesley. http://www.infoplease.com/ce6/people/A0839947.html

Richards, Ellen Swallow (1842-1911). Pioneer in sanitary engineering and home economics, first women to enter MIT.

Ancker, Jessica Scalzi. Domesticity, Science, and Social Control: Ellen Swallow Richards and the New England Kitcen. Cambridge: Harvard University, 1987.

Clarke, Robert. Ellen Swallow: The Woman Who Founded Ecology. Chicago: Follett, 1973.

Ellen Swallow Richards. http://www.chemheritage.org/EducationalServices/chemach/hnec/esr.html

Ellen Swallow Richards. MIT archives & special collections. http://libraries.mit.edu/archives/exhibits/esr/index.html

Roosevelt, Theodore (1858-1919). Naturalist, author, politician, a founder of the conservation movement, President of the United States

Cutright, Paul Russell. Theodore Roosevelt: The Making of a Conservationist. Urbana: University of Illinois Press, 1985.

Morison, Elting E., editor. The Letters of Theodore Roosevelt. Eight volumes. Cambridge: Harvard University Press, 1951-1954.

Morris, Edmund. The Rise of Theodore Roosevelt. New York: Coward, McCann & Georghegan, 1979.

Morris, Edmund. Theodore Rex. New York: Random House, 2001.

Papers: Theodore Roosevelt Collection (Harvard's Houghton Library). http://hcl.harvard.edu/houghton/departments/roosevelt.html

Papers: Theodore Roosevelt Papers (Library of Congress). http://memory.loc.gov/ammem/trhtml/trhome.html

Biography of TR, w/ links (Theodore Roosevelt Association site). http://www.theodoreroosevelt.org/life/biotr.htm

Seton, Ernest Thompson (1860-1946). Naturalist, artist, author, co-creater of wild animal story, co-found of Boy Scouts of America

Anderson, H. Allen. The Chief: Ernest Thompson Seton and the Changing West. College Station: Texas A&M University Press, 1986.

Keller, Betty. Black Wolf: The Life of Ernest Thompson Seton. Vancouver: Douglas & McIntyre, 1984.

Samson, John G., editor. The Worlds of Ernest Thompson Seton. New York: Knopf, 1976. Focus on his art; well illustrated.

Seton, Ernest Thompson. Trail of an Artist Naturalist: The Autobiography of Ernest Thompson Seton. New York, Scribner's, 1940.

Wadland, John Henry. Ernest Thompson Seton: Man in Nature and the Progressive Era, 1880-1915. New York: Arno Press, 1978.

Journals. Setons original journals are located at the American Museum of Natural History library.

Ernest Thompson Seton: His Life and Legacies. http://www.etsetoninstitute.org/SETONBIO.HTM

The Setons at Home. http://www.nhc.rtp.nc.us:8080/biography/mackethan.htm

Watson, Paul (1950- ). Activist, co-founder of Greenpeace, founder of Sea Shepherd Conservation Society.

Morris, David B. Earth Warrior: Overboard With Paul Watson and the Sea Shepherd Conservation Society. Golden, Colorado: Fulcrum, 1995.

Watson, Paul. Ocean Warrior: My Battle to End the Illegal Slaughter on the High Seas. Toronto: Key Porter, 1996.

Watson, Paul. Seal Wars: Twenty-Five Years on the Front Lines With the Harp Seals. Willowdale, Ontario: Firefly Books, 2003.

Watson, Paul. Sea Shepherd: My Fight for Whales & Seals. As told to Waren Rogers. New York: Norton, 1982.

Paul Watson. http://www.activistcash.com/biography.cfm/bid/3370

Wilson, E. O. (1929- ). Leading scientist in entomology (ants), biogeography, sociobiology, biodiversity, Pulitzer prize author

Wilson, E. O. Naturalist. Washington, D.C.: Island Press, 1994.

E. O. Wilson Biography. http://www.saveamericasforests.org/wilson/bio.htm

Edward O. Wilson Profile. http://www.metrokc.gov/dnrp/swd/naturalconnections/edward_wilson_bio.htm

Wolf, Hazel (1898-2000). Social and environmental activist in northwest U.S.

Starbuck, Susan. Hazel Wolf: Fighting the Establishment. Seattle: University of Washington Press, 2002

A Wolf's Tale (review of Starbuck's biography of Wolf). http://www.h-net.org/reviews/showrev.cgi?path=37211065819666

Hazel Wolf, fighter for ecology and the little guy, dead at 101. http://seattlepi.nwsource.com/local/hazl21.shtml