Flowers near Purog Kangri glacier taken on July 9, 2017. Purog Kangri glacier is located in Nagqu, southwest China's Tibet Autonomous Region with an area of about 400 square kilometers. The glacier is now melting at accelerated rate, forming lots of rivers and lakes, according to a researcher of Chinese Academy of Sciences.[Photo/Xinhua]

Tourists visit Purog Kangri glacier taken on July 9, 2017. Purog Kangri glacier is located in Nagqu, southwest China's Tibet Autonomous Region with an area of about 400 square kilometers. The glacier is now melting at accelerated rate, forming lots of rivers and lakes, according to a researcher of Chinese Academy of Sciences.[Photo/Xinhua]

A conor of the Purog Kangri glacier taken on July 9, 2017. Purog Kangri glacier is located in Nagqu, southwest China's Tibet Autonomous Region with an area of about 400 square kilometers. The glacier is now melting at accelerated rate, forming lots of rivers and lakes, according to a researcher of Chinese Academy of Sciences.[Photo/Xinhua]