Why Preserve Natural Variety?

Environmental policy, Morality, Utilitarianism, Wildlife conservation, Ecology, Theory, Environmental law, Value judgment, Balance of nature, Naturalistic fallacy, Ethics, Endangered Species Act, Externality, Self-Reliance, Altruism, Cultural relativism, Preservationist, Opportunism, Contingent valuation, Environmentalism, Ecosystem, Moral responsibility, Holism, Moral agency, Habitat conservation, On Nature (Anaximander), Environmental manager, Natural environment, The System of Nature, Consideration, Genetic variability, Animal rights, Comparative advantage, Use value, The Nature Conservancy, Form of life (philosophy), Sophistication, Amenity, Self-sufficiency, Conservation biology, Biodiversity, Economic efficiency, Ethical decision, Anthropocentrism, Ecosystem services, Natural selection, Ecosystem Approach, World view, Environmental ethics, Natural heritage, Value (ethics), Nature and Culture, Deontological ethics, Environmental issue, Environmental protection, Environmentalist, Analogy, Natural resource, Commodity, Rational choice theory, Value theory, Hypothesis, Scientism, Environmental movement, Land ethic, Conservation movement, Existence value, Protectionism, Ecological niche, Self-interest