* The only comprehensive international sourcebook of SEA principles, approaches, and instruments with coverage of all major industrialized countries including the U.S., the U.K./Europe, Canada, Australia, Japan, and Korea, and more than 50 transitional and developing countries in Asia, Latin America, Africa, and the Pacific * The essential reference for all impact assessment practitioners, researchers, policymakers, aid and development agencies, and funders* Written by two world-renowned practitioners with support from the OECD, UNEP, and IIEDThis unique sourcebook provides a global, state-of-the-art review of the rapidly evolving field of strategic environmental assessment (SEA), describing trends in application and experience and practice across the globe in a variety of agencies and contexts. Drawing on published and unpublished material, and contributions from a wide range of individual experts, organizations, and agencies, it provides an unparalleled and invaluable understanding of what constitutes SEA and how and when it can be applied. It includes an international review of experience, practice, terminology, approaches, and tools of SEA, covering developed, transitional, and developing countries. A collection of case studies illustrates SEA practice in a range of countries and contexts. Included also: a full set of references and several appendices.