These shower-like sprays are installed not to lower the temperature on hot summer days, but to lower the dust concentration in the air. /VCG Photo

The spraying system was installed over streets of Kunming City, southwest China’s Yunnan Province on Monday. /VCG Photo

Linked by street lamps, the water is used to filter out suspended particles, thereby reducing the concentration of dust in the air. /VCG Photo

In order to conserve resources, the city is also using the system to water roadside plants. /VCG Photo