Henry David Thoreau
American naturalist, essayist, poet, and philosopher
environmental writers
Amitav Ghosh
Indian writer and the winner of the 54th Jnanpith award, Indias highest literary honor, best known for his work in English fiction
Loren Eiseley
American anthropologist, educator, philosopher, and natural science writer, who taught and published books from the 1950s through the 1970s. He received many honorary degrees and was a fellow of multiple professional societies
Edward Abbey
American author, essayist, and anarchist, noted for his advocacy of environmental issues and criticism of public land policies