Tuesday, Jun 28, 2022 | Last Update : 11:03 PM IST

air quality Page-5

Understanding the numbers

An AQI between 150 and 200 is unhealthy; between 350 and 500 is classified as very

03 Dec 2017 12:19 AM

Delhi: Air quality becomes ‘very poor’ again

The Central Pollution Control Board's (CPCB) National Air Quality Index has Delhi in the 'very poor' zone with a score of 326.

20 Nov 2017 6:20 PM

Parts of city, suburbs witness poor air quality

IITM scientists are attributing this to the dip in temperature with onset of winter.

17 Nov 2017 2:56 AM

‘Smog-filled Indian, Pak cities may turn into snow globes’

New Delhi & several other North Indian states have been enveloped with toxic smog for over a week, forcing authorities to enforce emergency measures.

17 Nov 2017 2:01 AM

Delhi: After a day of gains, pollution back to ‘emergency’ levels

The CPCB’s air quality index for the day (based on pollution levels till 5 pm) had a score of 403, as against Friday’s 468.

12 Nov 2017 2:09 AM


NGT slams civic bodies, govt; bans stubble burning

The NGT also directed the authorities and the civic bodies to sprinkle water where PM 10 is found to be in excess of 600 micrograms per cubic metre.

10 Nov 2017 4:58 AM

Smog clouds funfare

With air pollution at unprecedented levels, the city has become a virtual gas chamber and it is certainly ‘killing’ all outdoor plans.

09 Nov 2017 12:26 AM

Four-fold hike in parking charges, Delhi Metro fares cut

The GARP (Graded Action Response Plan) has an advisory for each category of air pollution — emergency, severe, very poor, poor, and moderate.

08 Nov 2017 3:16 AM

Delhi air quality reaches alarming levels, primary schools shut

The Delhi government may reintroduce its odd-even scheme to regulate vehicular movement, Mr Sisodia said.

08 Nov 2017 2:50 AM

Odd-even may return for clean air

Gahlot directs DTC to gear up for implementation of scheme, chalk out plan.

27 Oct 2017 4:32 AM


Air quality improves but still in very poor category

8 CPCB monitoring stations record ‘severe’ quality of air.

22 Oct 2017 4:23 AM

Air quality much better, says Harsh Vardhan

Mr Vardhan said that for monitoring of air quality days have been classified into ‘good’, ‘satisfactory’ and ‘moderate’.

21 Oct 2017 1:41 AM

Delhi’s air quality enters red zone, forecast grim

A ‘poor’ AQI essentially means that people will have breathing discomfort on prolonged exposure to such air.

05 Oct 2017 2:09 AM

City air quality worsens as vehicles increase

Civic officials said that generally air pollutant levels decrease during monsoons and increase during winter.

08 Sep 2017 2:18 AM

India must act soon before 'smog chokes Delhi': research

Experts said that crop burning in neighbouring Haryana and Punjab states, car emissions, construction and use of fireworks during Diwali.

21 Jul 2017 11:36 AM


50 students hit streets to study Delhi air quality

The data collected will be used by them to prepare an action plan in each of these areas.

25 Apr 2017 2:21 AM

Introduce destination buses: NGT to AAP govt

It said these services would start from spots where it is convenient for the public at large.

21 Apr 2017 1:25 AM

R-Day air quality 'very poor' in Delhi

During parade hours, real-time volume of PM 2.5 and PM 10 shot up to 199 and 237 micrograms per cubic metres.

26 Jan 2017 4:45 PM

Air quality over Delhi continues to remain 'very poor', says traffic police

In Anand Vihar, the Air Quality Index (AQI) was pegged at 585, in R K Puram at 382, in Mandir Marg at 326 and in Gurugram at 316 (AQICN).

12 Jan 2017 1:48 PM

Beijing files over 13,000 pollution cases in 2016

A total of 10,184 cases, receiving fines totalling 8.7 million yuan, were due to pollution from mobile emission sources.

11 Jan 2017 4:10 PM