Forget ‘solutions’ such as smog towers, air-filtering buses and pollution-eating paints. We need to prevent the air pollution in the first place

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The persistent haze over many of our cities is a reminder of the polluted air that we breathe. Over 80% of the world’s urban population is breathing air that fails to meet World Health Organisation guidelines, and an estimated 4.5 million people died prematurely from outdoor air pollution in 2015.

 

Credit: iStock, Toa55

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