Deep Ecology for the 21st Century, Part 12: Putting Earth First 101: On Saving The PlanetAudiobookDeep Ecology for the 21st Century, Part 12: Putting Earth First 101: On Saving The PlanetbyDave ForemanRating: 0 out of 5 stars0 ratingsSave Deep Ecology for the 21st Century, Part 12: Putting Earth First 101: On Saving The Planet for later