The sun rises over 5500m peaks at the border of Suojia townships. This region is known as China's water tower, holding the source of its two main rivers, the Yellow and Yangtze.Sanjiangyuan - The three rivers headwaters. The Tibetan plateau is the world's third pole, producing fresh water for billions downstream. In China, the future of the nation depends on how this water tower is conserved. Where the Yangtze, Yellow and Mekong rivers begin, Tibetan nomads are moving to protect the land, its wildlife and in the process their ancient culture from melting away in the face of resettlement and urbanisation..