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Navi Mumbai's air ranks third, Mumbai remains moderate

The report, which was released in Delhi on Thursday, featured the annual average of air quality index (AQI) across the cities.

20 Jan 2018 2:32 AM

According to the Centre’s Graded Response Action Plan (GRAP), the emergency measures to combat air pollution will only come in if the “severe” levels persist for 48 hours.

Air quality falls to ‘hazardous’ levels

The value on the air quality index (AQI) at 6 pm was recorded at 410.

03 Jan 2018 12:53 AM

Subsequently, the source of the pollutants was traced to Afghanistan. (Photo: AFP)

‘Afghanistan salt mines pushing up air pollution’

A study by the CPCB scientists, including its air laboratory chief Dipankar Saha, has found that about 11 % of PM2.5 in Delhi are salt particles.

20 Dec 2017 6:33 AM

The air quality index, as per Central Pollution Control Board (CPCB), was at 219 and the concentration of ultrafine pollutants in the capital’s air reduced marginally.

City’s air quality improves slightly

The air quality on Tuesdasy rose to ‘poor’ category as the rains washed off some of the pollutants in the air.

13 Dec 2017 2:19 AM

The city’s average Air Quality Index (AQI) was 194, marking a significant improvement from yesterday’s 282 on a scale of 500, classified as ‘poor’. (Photo: AFP/Representational)

Delhi air quality improves to ‘moderate’, sky clear

However, it had shown a marked improvement on Wednesday from Tuesday’s index of 378.

08 Dec 2017 7:03 AM

AQI value between 301-400 is classified as 'very poor'. Prolonged exposure to such air quality may trigger respiratory illness, the CPCB says. (Photo: File)

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

Earlier, the meteorological department (MeT) had also predicted light rain on Wednesday, which is likely to disperse the pollutants. (Photo: PTI)

Delhi air quality improves a little

The average concentration of ultrafine pollutants like PM (particulate matter) 10 and PM 2.5 in the air reduced substantially on Tuesday.

15 Nov 2017 1:27 AM

People burst firecrackers in New Delhi on Thursday night despite the ban imposed on its sale by the Supreme Court to control air pollution.

Delhi: Cracker ban goes up in smoke

Capital wakes up to hazy morning, air quality ‘severe’ Rise in number of heart, lung patients.

21 Oct 2017 1:43 AM

The Supreme Court’s order banning firecrackers has received mixed reactions from various quarters.

Costly flip-flops over ban on firecrackers

The CPCB has yet to submit the report due on January 11, 2017, on the air pollution impact.

12 Oct 2017 12:12 AM

Not possible to dump excreta mid-air: DGCA

NGT told that the human waste tank is emptied manually after flights land and by no means cabin crew can operate the tank during the flight.

05 Jul 2017 2:56 AM

India’s ‘cleanest’ river Narmada going Ganga way?

Narmada among one of six major river basins in world facing existential crisis, says a US report.

24 Apr 2017 6:48 AM

Increasing number of DTC buses to 10,000 and increasing Metro frequency.

EPCA drafts mega plan to fight pollution in Delhi

Rationalisation of “entry taxes” in NCR to make public transport cheaper in the region.

20 Mar 2017 12:42 AM

The SC on Saturday accorded its nod to the Centre’s graded response action plan to tackle different levels of pollution. (Photo: PTI)

Nationwide plan needed to tackle pollution: Green body

Green peace said an IIT Kanpur study mentioned that 13 thermal power plants within a 300 km radius of Delhi needs to be regulated.

05 Dec 2016 3:35 AM

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Mohan Guruswamy