Delhi saw a slight improvement in air quality on December 1 as the city recorded an Air Quality Index (AQI) of 285 on Sunday, which was marked in the “poor” category, the first such occurrence since October 29. According to the Central Pollution Control Board (CPCB), the improvement was was aided by sunny weather and … Read more
Buildings are enveloped in smog due to air pollution in Delhi, India, November 29, 2024. | Photo Credit: REUTERS Air pollution is one of the aggravating factors for respiratory diseases, however, there is no conclusive data available in the country to establish a direct correlation between any disease caused exclusively by air pollution, MoS for … Read more
Every year, right after Diwali, Delhi-NCR resembles a smoke chamber. A thick layer of smog engulfs the city, skyrocketing the air quality index (AQI) to anywhere between 400 and 500. The reasons are many — lower temperatures, crop burning and vehicular emissions. This time around, the AQI has surpassed 1500 in certain areas of the … Read more
A view of Akshardham Temple amid smog as air quality remains in ‘very poor’ category, in New Delhi | Photo Credit: ANI A thin layer of smog engulfed the national capital and the AQI was recorded at 296 at 7 a.m. on Saturday (November 2, 2024), according to the System of Air Quality and Weather … Read more
A thick layer of smog covered the capital and the air quality remained in severe category in Delhi on December 30, 2022. | Photo Credit: Sushil Kumar Verma Delhi was the most polluted city in India in 2022 with PM 2.5 levels more than double the safe limit and the third highest average PM10 concentration, … Read more
The Delhi government on Saturday asked vehicle owners to obtain valid pollution under control certificate (PUCC) to avoid penal actions, including disqualification of their driving licence for three months, in a move to control pollution in the national capital. In a public notice, the Transport department said it will issue challans to those vehicles whose … Read more
Delhi’s air pollution forecasting systems picked up the pollution trend but failed to predict high-pollution episodes last winter, a case study has found. Forecasting systems will need to more accurately predict PM2.5 concentration to reduce high pollution episodes during the next winter, the study, conducted by the Council on Energy, Environment and Water, said. The … Read more
Emissions from biomass burning, rather than fireworks, drive Delhi’s poor air quality in the days after Diwali, a new study has found. The study — Chemical Speciation and Source Apportionment of Ambient PM2.5 in New Delhi Before, During, and After the Diwali Fireworks — was led by scientists from IIT-Delhi and published in the Atmospheric Pollution … Read more
The Delhi government will prepare a 14-point summer action plan to fight pollution in the capital, Environment Minister Gopal Rai said on Monday. He said the plan will focus on open burning of garbage, fires at landfill sites, increasing green cover on the roadside, rejuvenation of water bodies, parks, tree transplantation monitoring, phasing out of … Read more
The report, presenting an overview of the state of global air quality in 2021, is based on PM2.5 air quality data from 6,475 cities in 117 countries. Delhi was found to be the most polluted capital in the world for the fourth consecutive year in 2021 and 35 of the 50 cities with the worst … Read more