To curb China's haze and air pollution, use water

A new idea to cut back on air pollution: spray water into the atmosphere from sprinklers atop tall buildings and towers, similar to watering a garden. This suggestion comes from Shaocai Yu of Zhejiang University in China, and North Carolina State University in the US. In an article published in Springer's journal Environmental Chemistry Letters, Yu suggests this course of action as a novel approach to help curb the severe air pollution and heavy haze that is experienced in many Chinese cities, as well as others around the world.

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