Delhi had more ‘clean air days’ in 2019 than four years ago: CSE report

February 12, 2020 | The Hindu BusinessLine

The capital city had 50 per cent more days with ‘cleaner air quality’ in 2019, as compared with four years ago, with nearly 200 days when PM2.5 (particulate matter of size 2.5 micron) fell in ‘good’ to ‘moderate’ categories, according to a study carried out by the New Delhi based NGO Centre for Science and Environment (CSE).

The CSE report Breathing SpaceHow to track and report air pollution under the National Clean Air Programme released early this week at an annual media conclave at Nimli in Rajasthan showed that the number of days that could fall in ‘good’, ‘satisfactory’ and ‘moderate’ categories has increased by nearly 50 per cent to 197 days in 2019 from 133 days in 2016. The analysis showed that the PM2.5 levels in Delhi has come down by 25-30 per cent over the last few years...
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