Thank the Wind

GURGAON:   The pollution board said fall in dust and increase in wind speed was behind the decline in the PM2.5 level. “PM2.5 is a major pollutant in the city. It is largely caused by dust rising from roads and non-concrete, non-green areas along the roads. We have noticed a reduction in dust pollution. Apart from increased wind speed, vacuum cleaning of roads seems to have played a major part in the reduction of PM2.5 concentration,” an official of HSPCB told TOI.  Read more…..

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