Book excerpt: This book covers selected papers that were presented by participants at a "Wetland Invitational" held in Columbus Ohio, USA in May 2003. They are divided, by subject matter into four general categories: 1. Restoration of a large river basin and delta; 2. Long-term wetland restoration; 3. Creation of wetlands for mitigation of wetland loss; 4. Conservation and restoration of the world’s wetlands. * Provides key integrated, long-term assessments * Covers a selection of the world's most significant wetlands * Addresses management approaches for wetland conservation, creation and restoration