The study suggests the extra trees may be creating a drag effect that prevents pollutants dispersing. Photo: AFP

More trees, more smog? How Beijing’s huge planting campaign may be trapping pollution

Extra drag from man-made forest caused concentration of air pollutants to rise by as much as 15 per cent, new study suggests

Topic |   China science

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The study suggests the extra trees may be creating a drag effect that prevents pollutants dispersing. Photo: AFP
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