India's first smog tower inaugurated in Delhi by Arvind Kejriwal
New Delhi, Aug 23 (PTI) Chief Minister Arvind Kejriwal inaugurated the "country's first smog tower" at Connaught Place in Delhi on Monday and said it will prove to be a milestone and many such structures can be installed in the city if the pilot project yields results.
He also said that the concentration of PM2.5 has reduced from 150 micrograms per cubic metre to 100 g/m and that of PM10 has dipped from 300 g/m to 150 g/m in the national capital since 2014 due to the efforts made in the last few years.