In Defence of the Land Ethic: Essays in Environmental Philosophy, by J. Baird Callicott. State University of New York Press, New York, NY, USA: x + 325 pp., 23.4 × 15.9 × 2.5 cm, no price indicated, 1989.The Rights of Nature: a History of Environmental Ethics, by Roderick Frazier Nash. Primavera Press and University of Wisconsin Press, Sydney, Australia: xvi + 290 pp., 23 × 15 × 2 cm, first Australian edn. Au$24.95, 1990.