Air Quality Monitoring

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 …

China Air 2015: air pollution prevention and control progress in Chinese cities

As the first in the series of "China Air - Air Pollution Prevention and Control Progress in Chinese Cities" reports, this report provides air quality data for 74 major cities from 2013-2014, as well as the pollution-control policies of those cities, the three key regions - Beijing-Tianjin-Hebei Province (BTH), the …

Staying indoors is not a solution to Shanghai’s air pollution

Apart from a few pristine summer days last year when PM2.5 levels in Shanghai fell below 25, our city's air quality tends not to be very breathable. This past winter, for example, saw frequent AQI (Air Quality Index) levels hitting over 300 along with multiple Orange Alerts advising residents to …

Silver lining to pollution story

While particulate matter, perhaps the most hazardous, has risen, other pollutants have fallen in the last five years Central Pollution Control Board (CPCB) on Wednesday released air quality trends over five years for three locations in the capital. The report titled, Continuous Ambient Air Quality Monitoring (2011-15), suggests that levels …

Malaysian Borneo's air quality hits hazardous levels as forest fires rage

Forest fires spread over 500 acres in the north of the Malaysian state of Sarawak in Borneo island have raised air pollution to hazardous levels on Monday in areas close to the inferno, government data showed. The fires have spurred an emergency response from the state fire and rescue department, …

Greenpeace: Air pollution levels in India are now higher than in China

India's air pollution levels official overtook China's in 2015, with the average particulate matter exposure exceeding Beijing for the first time in the 21st century. The information was revealed by Greenpeace on 22 February, who conducted an analysis of Nasa satellite data to reach their conclusion. Greenpeace research noted that …

Pollution: IIT-M students research triggers in specific locations

CHENNAI: With low-cost sensors and pollution monitoring equipment in their backpacks, students of IIT Madras are venturing out to research on pollution triggers in specific locations across the city. Taking a hyper-local approach to study rising levels of air pollution, the students hope to identify areas in the city that …

Don’t wait for 10 years like China, say activists

Put in place regional, national level action plans quickly’ Experts who worked on China’s successful pollution control measures have said India should learn from China’s mistakes and put in place regional and national level action plans — quickly. Environmentalists had campaigned against coal-based power plants, which used to account for …

Beijing records 46 days of heavy pollution in 2015

Beijing recorded 46 days of heavy pollution during 2015, accounting for 12.6 percent of the year, the Ministry of Environmental Protection (MEP) announced on Tuesday. November and December saw 22 days of heavy pollution in Beijing due to winter heating, the MEP said, adding the city also recorded 186 days …

Strict emission testing drives from Feb-end

All types of vehicles will be subjected to checks, including buses and trucks. Intensive emission testing drives will be carried out across the City from this month-end in an effort to keep tabs on rising pollution levels. Random checks will be conducted by the Karnataka State Pollution Control Board (KSPCB) …

PM10 high near thermal plants

Report submitted to NGT The level of particulate matter PM10, an indicator of pollution, is high around incineration and thermal power plants in the capital but the poor air quality cannot be conclusively attributed to these plants, a report placed in the National Green Tribunal said on Monday. A high-power …

Residents complain of nullah, air pollution

NAVI MUMBAI: Residents of two sectors (11 and 1) in Koperkhairne have complained about nullah and air pollution. They complain about breathing and also skin related problems. Vikram Nanda, who shifted from Sanpada to the node around one-and-a -half years ago said, ever since we changed homes my youngest son, …

Pollution control board to install monitoring sensors

Trichy: The Tamil Nadu Pollution Control Board (TNPCB) has rolled out a measure to curb an intractable problem - air pollution. It has selected 23 institutions across the state to install monitoring sensors at a cost of Rs 1.5 crore. The sensors, to be installed in each institute, will keep …

Ambient air quality and noise levels: Deepawali festival monitoring report 2015

Noise and air pollution are hazards to the ambient environment and a cause of concern due to bursting of fire crackers during Deepawali. It is, therefore, necessary to conduct ambient noise and air quality monitoring during this festival to understand the level of pollution and correlate with the effectiveness of …

No respite from pollution on Republic Day as levels spike across city

Mandir Marg, R K Puram, Anand Vihar, Punjabi Bagh all recorded PM 2.5 levels between 400 and 500 micrograms per cubic metre (\µg/m³). Air quality levels dipped from early morning on Republic Day, with particulate matter levels shooting up across air quality monitoring stations. At least four AQI stations recorded …

Air quality threatens to rain on R-Day parade

The air quality remained very poor on Republic Day with levels of PM 2.5 (fine, respirable pollution particles) hovering between 280 to 400 micrograms per cubic metres at Mandir Marg station during the parade hours, according to real-time air quality monitoring by the Delhi Pollution Control Committee (DPCC). It was …

No clear pollution trend during odd-even trial: CPCB

The board has also called for a "comprehensive" set of actions and an "integrated" approach to make substantial improvement in air quality. Lack of any clear trend and wide fluctuations in concentration of pollutants during the odd-even experiment suggests that no single action can substantially reduce air pollution levels in …

Air pollution in China abates, but winter a problem: Greenpeace

Air pollution levels fell in most cities in China last year, environmental group Greenpeace said on Wednesday, but a humid and windless winter shrouded swaths of the country in choking smog, slowing improvement in the second half. Beijing hoisted its first ever "red alerts" on air pollution in December, when …

Restart pollution monitoring stations, NGT tells WBPCB

The National Green Tribunal (NGT), Eastern Zone Bench, on Tuesday, directed the West Bengal Pollution Control Board (WBPCB) to restart eight air monitoring stations that were closed down after 2011. The pollution watchdog will also have to monitor air quality at its nine existing manual monitoring stations on all days …

Delhi gears up to weather higher pollution levels

The first Monday after odd-even expectedly saw a rise in PM2.5 levels. System of Air Quality Weather Forecasting and Research (SAFAR) data till 6 pm pegged the average PM2.5 levels for Monday at 153 mg/m3. During the days when the odd-even scheme was in force, the daily average level was …

Experts debate odd-even, but air cleaner than last January's

For about a week, the air quality in the capital has been hovering in the "very poor" category, but no severe smog episodes have also been experienced during this phase. Monitoring by System of Air Quality and Weather Forecasting Research (SAFAR), which is running a special page on air quality …

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