Air Quality Index (AQI)

Judgment of the National Green Tribunal regarding plywood factories operating in Yamuna Nagar, Haryana, 27/05/2025

Judgment of the National Green Tribunal, May 27, 2025 in the matter of Sumit Saini Vs Shree Ram Steel Industries & Others. Sumit Saini, resident of village Damla, District Yamuna Nagar, Haryana had sent a letter petition dated May 14, 2022 to the NGT. The application said that around 25 …

Gurugram remains most polluted city in Delhi-NCR since Monday

GURUGRAM: The city has remained the most polluted in Delhi-NCR since Monday. The air quality index (AQI) is now back in the “moderate” category in Delhi and other NCR cities but in Gurugram, it continues to remain the “poor” and “very poor” category. On Wednesday, the highest level of PM2.5 …

Efforts by civic bodies helped better Delhi's air quality: Environment minister Imran Hussain

The air quality in the national Capital improved to 'moderate' on Monday after a week of high pollution levels caused by the dust storm in the western parts of the country. The Delhi government's environment minister Imran Hussain, in a review of ambient air quality on Monday, said the efforts …

Gurugram sees most polluted day since November haze

GURUGRAM: The Haryana State Pollution Control Board (HSPCB) issued a temporary ban on all construction activity in the city for the following 48 hours, after Gurugram was declared the most polluted city in the Delhi-NCR region on Thursday, following steep rise in pollution over the past three days in the …

‘Rajasthan storms trap Delhi-NCR in heat and dust, condition 'severe'

NEW DELHI: Delhi's air quality plunged into the "severe" category on Wednesday as dusty conditions continued for a second straight day, trapping the city under a blanket of heat and particulate matter. PM 10 levels shot up to over eight times the safe standard, levels last seen this winter. Track …

Delhi-NCR facing major ozone 'spike': CSE study

NEW DELHI: Delhi and its neighbouring cities -- Faridabad and Gurgaon -- have witnessed "substantial ozone build-up" from February to May, a green body claimed on Thursday, cautioning that it was early signs of a "dangerous trend". The Centre for Science and Environment (CSE) said it has analysed real-time air …

CSE report shows rise in ozone pollution

The latest Centre for Science and Environment (CSE) analysis shows the National Capital Region has witnessed a substantial ozone build-up this summer. The finding, which is based on ozone data collected from the Delhi Pollution Control Committee, the Central Pollution Control Board and the India Meteorological Department between February to …

Major alert for Delhi! CSE study reveals ozone levels spike in National Capital

Spike in ozone pollution has emerged as a rising threat for the already polluted National Capital Region, especially Delhi, with a new study finding "green areas more vulnerable". Spike in ozone pollution has emerged as a rising threat for the already polluted National Capital Region, especially Delhi, with a new …

MPCB: Mumbai's air quality moderate till Apr this year

After a World Health Organisation report ranked Mumbai as the fourth most polluted megacity in the world, an Air Quality Index (AQI) data released by the Maharashtra Pollution Control Board (MPCB) shows that between January to April, the city's air quality was in 'moderate' category. The data takes into account …

Air quality better in 2017 compared to 2016: Study

MUMBAI: Good news seems to be in store for the city on World Environment Day. Pollutants in the air are reducing, revealed an analysis of the city’s air released by System of Air Quality Weather Forecasting and Research (SAFAR). The PM 2.5 annual average levels recorded in Mumbai were 70 …

Precarious existence: Bhiwadi first, Pali third on air pollution list

Industrial town of the state Bhiwadi is catching attention for all the wrong reasons. The city has recorded the most polluted air across the country with Air Quality Index of 367. Included among the national capital region, the town of Bhiwadi was way ahead in air pollution in comparison to …

Gurugram most polluted in NCR for third time in 30 days

GURUGRAM: The city was NCR’s most polluted place on Thursday for the third time in a month with an air quality index (AQI) of 246. Delhi, Noida and Ghaziabad reported ‘poor’ AQI at 203, 212 and 216, respectively, while Faridabad reported ‘moderate’ AQI at 162. On Thursday, the highest level …

Pollution levels rise again, AQI turns ‘very poor’

GURUGRAM: Air quality has entered the ‘very poor’ level in Gurugram in the last 48 hours, as wind speed increased due to dust storm conditions in neighbouring areas. While the highest level of PM2.5 was 191 µg/m³ on Thursday, it was 208 µg/m³ on Wednesday. This compared to highs of …

Pollution poisons minds too

Studies in West correlate hike in crime with rise in pollution Rising pollution levels have raised health concerns in the country with studies carried out in the West, including London, correlating hike in crime rate with rise in pollution levels. According to a study conducted by the London School of …

Secunderabad air quality not healthy for sensitive groups

HYDERABAD: A pollution monitoring station at US Consulate at Begumpet has revealed that on most days air quality is ‘unhealthy for sensitive groups’. On Sunday evening, Air Quality Index (AQI) was 126. On May 8and May 9, the index was worse and above 150. In a tweet, US Consulate General …

Coal burning no longer major source of Beijing PM2.5: study

BEIJING - Coal burning is no longer a major source of PM2.5 in Beijing, while car emissions have become the top cause, according to a study released by Beijing's environment watchdog Monday. The new findings come as Beijing is encouraging the use of natural gas instead of coal for winter …

Burning of biofuels, suspended dust emit 48% of total pollution in Mumbai

Despite a 2016 study carried out by the System of Air Quality Weather Forecasting and Research (SAFAR) indicating that the share of pollutants from burning the biofuels and suspended dust was almost 48.25 per cent to the PM 2.5 levels in Mumbai, environmentalists blame the authourities and say that they …

Air quality: Punjab board challenges Centre’s report

PATIALA: Punjab Pollution Control Board (PPCB) has decided to challenge the recent report prepared by the Central Pollution Control Board (CPCB) in which eight cities have been listed among worst for air pollution over a period of five years from 2010 onwards. As per report tabled in the Lok Sabha …

Gurugram's air quality drops, blame on wind direction

GURUGRAM: The air quality in the city deteriorated as the PM2.5 level increased three times on Thursday as compared to Wednesday. Track the pollution level in your city The highest level of PM2.5 was recorded at 209 micrograms per cubic metre on Thursday as compared to 70 on Wednesday. Meanwhile, …

Mumbai’s air is getting worse day by day: NGO

Praja has gathered the data of air quality through an Right to Information query to the Central Pollution Control Board. Mumbai: The Mumbai-based NGO Praja Foundation has claimed that the Mumbai air has been deteriorating steadily since the last two years. As per the report, the monthly average of Air …

Govt plans steps for vehicle scan

Nabanna: The state government is working on ways to regulate the entry of non-BS IV vehicles into Howrah and Calcutta after being pulled up by the National Green Tribunal for its failure to do so. The transport department has called a meeting on Thursday with the director general of police, …

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