Combo photo taken on Oct. 25, 2012 (Up) and July 28, 2012 (Bottom) show the same area of Poyang Lake with different water level nearby the Yinshan Island in Duchang County, east China's Jiangxi Province. China's largest freshwater lake, Poyang Lake, has seen a low water level in recent days, with the water-surface area shrinking from this year's record of 3,990 square km to the current 1,060 square km. [Xinhua]