Wednesday 14 November 2018
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business-standard - 6 days ago

Delhi s air quality severe ; sees improvement from Thursday

Delhi s pollution level remained severe for the second day as a thick haze engulfed the national capital, even as the authorities said there was significant improvement in the air quality as compared to Thursday. The overall air quality index (AQI) was recorded at 426 which falls in the severe category, according to data by the Central Pollution Control Board (CPCB). The Centre-run System of Air Quality and Weather Forecasting And Research (SAFAR) said the city s air quality has improved significantly since Thursday, but the recovery was slow due to low surface wind speed. At present, it continued to be in severe but likely to improve further and will become very poor by afternoon and will improve further by Saturday. The contribution of PM2.5 in PM10 which was 75 per cent on Thursday (against normal 55 per cent) has been reducing, the SAFAR said. It also said the contribution to the PM2.5 pollution due to stubble emission was marginal. Twenty eight areas in Delhi recorded

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