China has the greatest number of dams in the world, though its plan to construct a dam on the cross-border Mekong River is increasingly creating controversy. In 2011, the government in Burma, also known as Myanmar, halted the two countries' joint Myitsone dam project after protests at home. U.S. based experts think more transparency from China can help ease the disputes. Colin Lovett narrates this report for VOA's Liyuan Lu.