A dried Euphrates poplar is silhouetted on the outskirt of Golmud, northwest China`s Qinghai Province, on Oct. 27, 2012. The Euphrates poplar, capable of resisting both drought and wind, is an ancient variety of tree that can survive along river banks in desert areas. (Xinhua/Zhang Hongxiang)

　　Dried Euphrates poplars are pictured on the outskirt of Golmud, northwest China`s Qinghai Province, on Oct. 27, 2012. (Xinhua/Zhang Hongxiang)

　　Dried Euphrates poplars are pictured on the outskirt of Golmud, northwest China`s Qinghai Province, on Oct. 27, 2012. (Xinhua/Zhang Hongxiang)