India to recalibrate air quality norms next year

Source: Times of India What is the news? India is likely to have new national ambient air quality standards (NAAQS) in 2022, which will consist of more pollutants including ultra fine particulate matter of less than PM2.5. CPCB has awarded the work of updating NAAQS to the IIT Kanpur led team of experts. The team… Continue reading India to recalibrate air quality norms next year