The Yangtze River, the longest waterway and most important shipping route in China, has seen historically low water levels this week in the session near Nanjing, Jiangsu province. Due to the the water storage in the Three Gorges Dam, the downstream water levels reached 3.67 meters between Oct. 18 - 25. The local government has warned cargo ships to take care to avoid being stranded in the area. [CFP]