Ethical principles for environmental protection /Robert Goodin — Political representation for future generations / Gregory S. Kavka and Virginia Warren --On the survival of humankind / Jan Narveson — On deep versus shallow theories of environmental pollution /C.A. Hooker — Preservation of wilderness and the good life / Janna L. Thompson — The rights of the nonhuman world / Mary Anne Warren — Are values in nature subjective or objective? / Holmes Rolston III — Duties concerning islands / Mary Midgley — Gaia and the forms of life / Stephen R.L. Clark — Western traditions and environmental ethics / Robin Attfield --Traditional American Indian and traditional western European attitudes towards nature / J. Baird Callicott — Roles and limits of paradigms in environmental thought and action / Richard Routley.