1. Romantic Poetry: “Expostulation and Reply,” “The Tables Turned,” “Lines Written in Early Spring,” “Tintern Abbey,” “Composed Upon Westminster Bridge,” “The World is Too Much With Us,” "My Heart Leaps up When I Behold," "It is a Beauteous Evening, Calm and Free," “Written in London, September, 1802,” "I Wandered Lonely as a Cloud", “Ode on Intimations of Immortality from Recollections of Early Childhood” by Wordsworth
“The Eolian Harp,” “This Lime Tree Bower My Prison,” “Frost at Midnight,” “The Ancient Mariner” by Coleridge
“Ode to a Nightingale,” “To Autumn,” by Keats
“Mont Blanc,” “Ode to the West Wind,” “To a Skylark,” by Shelly

2. The Pioneers by Cooper (1823)

3. Thoreau Essays: “Walking” (1862) (http://thoreau.eserver.org/walking1.html), “Civil Disobedience” (1849) (http://thoreau.eserver.org/civil.html) and “Life Without Principle” (1863) (http://thoreau.eserver.org/lifewout.html) by Thoreau (http://thoreau.eserver.org/lifewout.html)

4. Walden, (http://thoreau.eserver.org/walden00.html) Thoreau (http://thoreau.eserver.org/)

5. The Grapes of Wrath, Steinbeck (1939)

6. The Sand County Almanac, Leopold, Aldo Leopold (1949)

7. Desert Solitaire, Edward Abbey (1968)

8. Monkey Wrench Gang, Edward Abbey (1975)

9. Pilgrim at Tinker Creek, Annie Dillard, (1974)

10. Turtle Island, Gary Snyder (1974)

11. Arctic Dreams, Barry Lopez (1986)

12. Solar Storms, Linda Hogan (1997)

13. Into the Wild, Jon Krakauer (1997)

14. The Legacy of Luna, Julia Butterfly Hill (2001)