The Green alternative
Is derived from the writings of:
Nineteenth century: Henry David Thoreau, William Morris, Élisée Reclus, Edward Carpenter, Peter Kropotkin, John Muir.
Early- and mid-twentieth century: Ralph Borsodi, Murray Bookchin, Rachel Carson, Stanley Diamond, Paul Goodman, Ivan Illich, Robinson Jeffers, Leopold Kohr, Mildred Loomis, Aldo Leopold, Lewis Mumford.
1970s: Wendell Berry, Barry Commoner, Ernest Callenbach, Edward Goldsmith, Theodore Roszak, Marshall Sahlins, E. F. Schumacher, Gary Snyder.
1980s: Rudolf Bahro, Herman Daly, David Ehrenfeld, Chellis Glendinning, Petra Kelly, Ursula Le Guin, Carolyn Merchant, Stephanie Mills, Arne Næss, Fredy Perlman, Jonathan Porritt, Charlene Spretnak, Langdon Winner.
1990s: Gar Alperovitz, Andrew Dobson, Riane Eisler, Richard Heinberg, David Korten, Jerry Mander, Helena Norberg-Hodge, Daniel Quinn, John Rensenbrink, Wolfgang Sachs, Kirkpatrick Sale, Vandana Shiva, David Watson.
2000s: Samuel Alexander, Max Blumenthal, John Clark, Charles Eisenstein, Rob Hopkins, Caroline Lucas, Michael Shuman, Ted Trainer.