Preface vii Acknowledgements xiii 1 Water quality management: an evolving field for changing values 1 2 History of water quality management: the problem and its science 29 3 Attitudes, goals, and management strategies 45 4 Global water resources and how they are used: the expression of goals and objectives 61 5 Developing standards from the traditions of toxicology 79 6 classification and environmental quality assessment: the search for ecologically accurate aquatic metrics 107 7 The role of scale issues in water quality management 127 8 Water and the hydrologic cycle 143 9 rivers and streams: one-way flow systems 159 10 Groundwater and water quality: water to live on 183 11 Coastal zone water quality management 207 12 Lakes and water quality impacts 229 13 Wetlands: productive, vital, cleansing, and threatened 249 14 Structuring water management goals by ecological level 267 15 Responses to stress at the ecosystem, community, population, and individual levels 287 16 Regionalization in natural resource management: Ecoregions 305 17 Effects of land use on water quality 321 18 Management of water quality in a forested landscape 345 19 Management of water quality in an agricultural landscape 371 20 Management of water quality in an urban landscape 397 21 Special issue: cultural eutrophication 425 22 Special issue: acidification of fresh water resources 445 23 Special issue: global change: a proactive management challenge 465 24 Special issue: exotics: a special biological pollutant 487 25 Cultural dimensions of water quality policy 511 26 Paradigms in motion: integrated approaches to water quality policy 535 27 Decision making in practice: case studies 561 Literature Cited and References 589 Index 607.