1. The Geography of Borderlands: The Case of the Quebec - U.S. Borderlands 2. Transborder Regional Planning in the Context of Binational Economic Integration: The Case of a New Border Crossing between Mexico and the United States. 3. Myths and Realities of Transborder Pollution between California and Baja California 4. Border Regions in Central America: An Agenda for Future Research Priorities 5. Chiapas, Central America's Frontier in Mexico. 6. The Mexico - Belize Border: Origin, Present Situation and Perspectives. 7. The Interoceanic Canal and Boundaries in Central America: The Case of the Rio San Juan. 8. The Ecuador - Peru Dispute: A Reconsideration 9. Technology, Geopolitics and Frontiers in Brazil 10. The Argentine - Chile Frontier as Social Space: A Case Study of the Trans-Andean Economy of Neuquen 11. The Bolivian Maritime Aspiration over Chilean Political Space: Towards a Non-Territorial Solution.