Editing Mekong (section)

===Protected areas===
*The headwaters of the Mekong in [[Zadoi County]], Qinghai, China, are protected in [[Sanjiangyuan National Nature Reserve]]. The name Sanjiangyuan means "the sources of the Three Rivers". The reserve also includes the headwaters of the [[Yellow River]] and the [[Yangtze]].
*The section of the river flowing through deep gorges in [[Yunnan]] Province is part of the [[Three Parallel Rivers of Yunnan Protected Areas]], a UNESCO [[World Heritage Site]].
*The [[Tonle Sap Biosphere Reserve]] in Cambodia contains the largest lake in Southeast Asia. It is a UNESCO [[Biosphere reserve]].
[[File:Bank Erosion at Song Tien of Mekong, Binh Dai, Ben Tre, Vietnam.jpg|thumb|Bank erosion on the Song Tien, a Mekong branch, Binh Dai District, Ben Tre Province, Vietnam.]]