Natural systems are the essential foundation for Mekong town development and rehabilitation. The Resource Kit for Building Resilience and Sustainability in Mekong Towns is a seven-volume kit that promotes the maintenance and use of natural systems as a key strategy for building sustainability and resilience in urban areas. Prepared for the Asian Development Bank by ICEM as part of the award-winning TA 8186, the resource kit is built on the experience and expertise of a wide variety of professionals from the Mekong region and abroad.