Yangtze River Source was found to be heavily desertilized. Large areas of grassland have been degenerated. The condition already threatened the survival of local people...

In Tongtian River, a section of Yangtze River in the west of Zhimen, silt content is very high. Seventy percent of the river water comes from other five main tributaries, which are heavily threatened by the desertification and two of them are dried up...

Noxious grasses grow on Zhiduo's pasture everywhere. Over 40,000 people came there from Qinghai and Gansu provinces to dig up aweto, a rare herbal medicine. In Qumalai, people have no water to drink even though they live by the river. It was the gold rush in 1980s that caused the nature's revenge. Hohxil is no longer a place of no man...