delhi air quality index]
PUBLISHED ON MAR 09, 2021 04:21 AM IST
- Experts, however, attributed the reduction to the “unprecedented conditions” brought about by the Covid-19 lockdown and called for reforms to curb pollution by local and regional factors.
PUBLISHED ON JAN 20, 2021 12:12 AM IST
VK Soni, head of IMD’s environment monitoring and research centre, said after the fog layer lifted, wind speed picked up and dispersion of pollutants started. The impact of this ventilation would be seen on Wednesday, when the average AQI is expected to climb down to the ”very poor” zone.
PUBLISHED ON JAN 19, 2021 04:42 AM IST
Due to the change in wind direction, minimum temperatures are likely to fall by 2 to 4°C during the next three days, leading to ‘cold wave’ conditions in isolated pockets over eastern Uttar Pradesh, Punjab and Haryana, Chandigarh and Delhi during January 18 to 20.
PUBLISHED ON JAN 18, 2021 02:43 AM IST
“Better wind speed has helped improve dispersion. Air quality is likely to stay in the ‘very poor’ category for the next two days. Further improvement is expected on January 20, when the AQI will come down to the lower end of ‘very poor’ to ‘poor’ category,” the Safar forecast read.
UPDATED ON JAN 16, 2021 07:41 AM IST
Union ministry of earth science’s air quality monitoring centre, System of Air Quality and Weather Forecasting and Research (Safar), said the city-state was looking at the “first prolonged extreme air pollution event of 2021”.
New Delhi | By Indo Asian News Service
UPDATED ON NOV 06, 2018 11:21 AM IST
The Air Quality Index (AQI) of Delhi at 9 a.m. was recorded 403, on a scale of 0 to 500. The AQI on Monday at the same time was 415, which had gradually worsened to 435 by evening.