Photo taken on Aug 13, 2013 shows the shringking Liushayan reservoir in Renhuai city, southwest China's Guizhou province. Lingering droughts in Guizhou have affected more than 16.67 million people. Over 2.98 million people lack adequate supplies of drinking water, and a total of 1.26 million hectares of farmland has been damaged by the drought. [Photo/Xinhua]