LHASA: The county of Damxung, meaning “carefully selected pasture” in Tibetan language, is located at the southern foothill of the Nyainqentanglha Range in southwest China’s Xizang Autonomous Region, with an average elevation of about 4,200 meters. Each September, 33-year-old villager Yonten and other herders migrate north to the lower winter pastures, to escape from the extreme cold and oxygen deficit …
