Pearson environmental science : your world, your turn / [Jay] Withgott.

Unit case studies. A watery balancing act -- Invasion from Earth -- Love Canal : poisoned promises -- When is clean clean enough? -- Dealing with waste -- Introduction. An introduction to environmental science -- Economics and environmental policy -- Earth´s environmental systems -- Ecology. Population ecology -- Evolution and community ecology -- Biomes and aquatic ecosystems -- Biodiversity and conservation -- Humans and the environment. Human population -- Environmental health -- Urbanization -- Earth´s resources. Forestry and resource management -- Soil and agriculture -- Mineral resources and mining -- Water resources -- The atmosphere -- Toward a sustainable future. Global climate change -- Nonrenewable energy -- Renewable energy alternatives -- Waste management -- Environmental action projects : It´s your world -- Appendices and references. Skills handbook -- Appendix A : World map -- Appendix B : United States map -- Appendix C : Metric system -- Appendix D : Periodic table -- English/Spanish glossary.