1839. Caroline Matilda Kirkland, A New Home, Who’ll Follow? Or, Glimpses of Western Life. See also this short biography and two additional essays by Kirkland, Insect Life (1839) and Harvest Musings (1842)
1854. Henry David Thoreau, Walden.
1864. George Marsh, Man and Nature.
1893. Frederick Jackson Turner, The Frontier in American History (book).
1893. Frederick Jackson Turner, On the Significance of the Frontier in American History (paper).
1903. Mary Hunter Austin, A Land of Little Rain.
1911. John Muir, My first summer in the Sierra.
1916. John Muir, A Thousand Mile Walk to the Gulf.
1949. Aldo Leopold, A Sand County Almanac.
1962. Rachel Carson, Silent Spring.
1967. Roderick Nash, Wilderness and the American Mind.
1967. Lynn White, The Historical Roots of our Ecological Crisis.
1972. Gregory Bateson, Steps to an Ecology of Mind.
1974. Annie Dillard, Pilgrim and Tinker’s Creek.
1973. Raymond Williams, The Country and the City.
1989. Felix Guattari, The Three Ecologies.
1989. Roderick Nash, The Rights of Nature.
1996. Lawrence Buell, The Environmental Imagination.
1996. The ECO-CRITICISM READER, edited by Cheryll Glotfelty and Harold Fromm.
1999. Dana Phillips, Ecocriticism, Literary Theory, and the Truth of Ecology.