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Delhi’s Air Quality Continues to be in ‘Severe’ Category

The statement further informed that the meeting has been called to strictly implement GRAP-4…reports Asian Lite News

The cases of stubble burning in the neighbouring states of Uttar Pradesh, Haryana, and Punjab are the major sources of air pollution in the city…reports Asian Lite News

The overall air quality in the National Capital continues to be in the ‘severe’ category’ for the fifth straight day, as per the Central Pollution Control Board.

According to the data issued by the System of Air Quality Forecasting and Research (SAFAR-India), the air quality in the National Capital was recorded at 488, up from 410 a day ago.

Meanwhile, Delhi Environment Minister Gopal Rai has called a meeting of all concerned departments today in view of the increasing pollution, his office said in a brief statement.

The statement further informed that the meeting has been called to strictly implement GRAP-4.

This comes after the Commission for Air Quality Management (CAQM) on Sunday decided to invoke Stage IV of the Graded Response Action Plan (GRAP) in the entire National Capital Region (NCR) with immediate effect to prevent further deterioration of air quality.The Air Quality Commission said that Stage IV will be implemented in addition to the restrictions placed under Stage I to III.

According to the 8-point action plan, there will be a ban on entry of truck traffic into Delhi (except for trucks carrying essential commodities/ providing essential services and all LNG/ CNG/ electric trucks). Also, a ban will be imposed on the plying of Delhi-registered diesel-operated Medium Goods Vehicles (MGVs) and Heavy Goods Vehicles (HGVs) in Delhi, except those carrying essential commodities/ providing essential services.

GRAP Stage-IV restrictions also include NCR State Govts and GNCTD may take a decision on discontinuing physical classes even for classes VI-IX, and class XI and conduct lessons in an online mode.

According to doctors, for any healthy person, a recommended AQI should be less than 50, but these days the AQI has spiked beyond 400, which could prove fatal for those suffering from lung-related diseases and even poses a risk of lung cancer.

The cases of stubble burning in the neighbouring states of Uttar Pradesh, Haryana, and Punjab are the major sources of air pollution in the city.

Meanwhile, a similar situation was witnessed in Bathinda, Punjab where the AQI remained in the (very poor) category with an overall Air Quality Index recorded at 215.

Locals spoke to ANI and appealed to the government to stop farmers from stubble burning as air pollution in the region continues to deteriorate.

“Do not let the farmers set the stubble on fire. The smoke will cause great health problems to the people,” locals said.

NGT in a statement said that immediate action is required for the prevention and control of air pollution in these cities so as to ensure better air quality to the residents. (ANI)

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Environment India News

Delhi homes record poor indoor air quality

“In Delhi, the bottom line is — whether someone is rich or poor, no one gets to breathe clean air,” says Kenneth Lee, the lead author of the study. ..reports Asian Lite News.

Delhi’s citizens long for clean air but do they call for it? A new two-year research at the Energy Policy Institute at the University of Chicago (EPIC India) has indicated that demand for air pollution information and defensive technologies may be low among India’s national capital residents.

Researchers observed that even when offered a free trial of indoor air quality monitor to track pollution levels inside their homes, the take-up rates were low.

The study found indoor PM2.5 levels for low-income and high-income households in Delhi were very high during the wintertime, with mean concentrations of 23 and 29 times the WHO safe limit of 10 Ig/m, respectively.

Findings suggested that high-income households were 13 times more likely to own air purifiers than low-income households. Still, the indoor air pollution levels in those homes were only 10 per cent lower than those living in disadvantaged settings.

“In Delhi, the bottom line is — whether someone is rich or poor, no one gets to breathe clean air,” says Kenneth Lee, the lead author of the study.

“It’s a complex vicious cycle. When you do not know about the pollution levels inside your homes, you do not worry about it, and hence you are less likely to take corrective actions. Only with increased awareness, demand for clean air may gain momentum.”

The experiment found that in homes with access to real-time indoor air pollution data, about an 8.6 per cent decline in indoor PM2.5 concentrations was recorded, and modest changes in inexpensive defensive practices and ventilation behaviours were observed.

The researchers point out that the study that surveyed thousands of Delhi households between 2018 and 2020 across varying socioeconomic strata, on average, found the indoor PM2.5 levels to be substantially higher than the corresponding value reported by the nearest government monitor.

Also, the study noted that indoor PM2.5 levels tend to spike in the mornings and evenings when households were most likely to be cooking.

Lee adds: “It’s critical to address the information gaps related to indoor air pollution urgently. High-frequency accurate PM2.5 information communicated through either government monitor or by indoor air quality monitors is the first step but only when it is complemented with an increase in literacy around health consequences of air pollution and the benefits of adopting various defensive actions — can we expect more favourable outcomes.”

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Air quality improves, but Delhi’s choke continues

Data from the Central Pollution Control Board (CPCB) showed that the hourly air quality index (AQI) for New Delhi at 7am stood at 384, reports Asian Lite News

New Delhi’s air quality improved marginally on Monday morning, inching up to the “very poor” category after the Capital experienced three consecutive days of “severe” air quality due to the double impact of firecrackers burst during Diwali and stubble burning in Haryana and Punjab.

Data from the Central Pollution Control Board (CPCB) showed that the hourly air quality index (AQI) for New Delhi at 7am stood at 384.

On Sunday, the average 24-hour AQI was 428, which was in the “severe” category. On Friday, the day after Diwali, blatant violation of a ban on firecrackers had resulted in the AQI shooting up to 462 – the worst post-Diwali air quality in New Delhi since 2016.

The CPCB classifies an AQI of zero to 50 as “good”, 51-100 as “satisfactory”, 101-200 as “moderate”, 201-300 as “poor”, 301-400 as “very poor” and above 401 as “severe”.

While the AQI marginally improved on Saturday and climbed down to 437, the share of farm fires in New Delhi’s PM2.5 pollution was at the season’s highest so far at 48% on Sunday.

According to the data shared by the Delhi government on Sunday, 21,623 stubble burning incidents were recorded by Nasa’s satellite in Punjab, Haryana and Uttar Pradesh between November 1 and November 6.

The CPCB will hold a meeting on Monday to review the air quality situation and discuss whether it’s necessary to consider implementing Graded Response Action Plan (Grap) measures mandated under the “severe” category.

Currently, steps under the “very poor” AQI category such as a ban on diesel generators and a three-to-four times increase in parking fees are in force across the city.

Earlier on Sunday, the ministry of earth sciences’ air quality monitoring centre, System of Air Quality and Weather Forecasting And Research (SAFAR) said the AQI was expected to improve by Sunday evening.

On the weather front, New Delhi is likely to experience partly cloudy skies on Monday as per the Indian Meteorological Department’s (IMD) forecast.

The minimum temperature on Monday was likely to be 14 degrees Celsius, while the mercury was later predicted to go up to a highest of 29 degrees Celsius.

On Sunday, the highest temperature was 29.1 degrees Celsius and the lowest was 14.2 degrees Celsius, with no deviation from the normal.

WHO warning on air pollution

Several cities across the country are currently battling severe deterioration in air quality. While air pollution, in general, is hazardous to health, it is particularly harmful for children, Livehindustan, Hindustan Times’ sister publication, has reported citing international bodies such as World Health Organization (WHO) and Unicef. According to the two organisations, pollutants attack kids the most as their bodies are yet to fully develop.

Meanwhile, the Delhi government intensified various initiatives, including installations of anti-smog guns in various locations of the national capital to fight the increased pollution that reached ‘severe category’.

Delhi Environment Minister Gopal Rai will visit ITO, Near Old PHQ for the installation of Anti-Smog Gun on Friday, according to Aam Aadmi Party sources.

An anti-smog gun is a device to combat air pollution which will spray atomised water to settle the dust and other suspended particles in the atmosphere.

Equipped with a water tank on a vehicle, it can spray water up to a height of 50 meters to settle dust particles and PM 2.5.

Earlier in October, the Minister had claimed that the first smog tower installed at Connaught Place has reduced air pollution in the vicinity by up to 80 per cent.

Last November, the government had installed 23 anti-smog guns at key intersections and construction sites across the city, and assured that this number will be increased, if necessary.

Earlier, the government had made it mandatory for all construction sites of 20,000 square meters or above to use anti-smog guns and ensure minimum dust pollution.

To curb increasing pollution, the Delhi government had also banned the sale and use of all kinds of firecrackers in the city ahead of Diwali.’

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