Shrinking glaciers on Qilian Mountains A photo taken on May 23, 2015 shows the shrinking Qiyi glacier in Qilian Mountains, Northwest China's Gansu province. Glaciers on Qilian Mountains have shrunk 36 square kilometers over the past 10 years, and the altitudes of terminal and snow line have risen on average 2-6.5 meters per year. [Photo/Xinhua]