Ships crept down the middle of the Yangtze on Friday after China's driest summer in six decades left one of the mightiest rivers barely half its normal width and set off a scramble to contain the damage to a weak economy in a politically sensitive year.
Factories in Sichuan province and the adjacent metropolis of Chongqing in the southwest were ordered to shut down after reservoirs that supply hydropower fell to half their normal levels and demand for air conditioning surged in scorching temperatures.
