The Sekong, Sesan and Sre Pok basins are richly endowed with natural resources and support the livelihoods of an estimated 3.5 million people living in Cambodia, Lao PDR and Vietnam.  In early-March, potential trade-offs among development decisions in the 3S basins, and their social, economic and environmental risks were the topic of a dialogue involving government representatives of the Lower Mekong Basin (LMB) countries and technical experts from regional organisations.