Urban Air Quality

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 …

Green spaces add value to building projects, says UKGBC

Property developers can increase the value of their land by incorporating more parks, trees and green spaces into their projects, finds a new report from the UK Green Building Council (UKGBC). The report, Demystifying Green Infrastructure, presents the business case for these green features, pointing out the potential profit opportunities, …

Final report on air quality status in the National Capital Region

Final report on air quality status in the National Capital Region as per Hon’ble National Green Tribunal order in the application No. 21 of 2014 (In the matter of Vardhman Kaushik Vs. Union of India). As per Order of Hon'ble National Green Tribunal (NGT) in its order on 04.12.2014 as …

Climate forced air-quality modeling at urban scale: sensitivity to model resolution, emissions and meteorology

While previous research helped to identify and prioritize the sources of error in air quality modeling due to anthropogenic emissions and spatial scale effects our knowledge is limited on how these uncertainties affect climate forced air-quality assessments. Using as reference a 10 yr model simulation over the greater Paris (France) …

Multi-generational oxidation model to simulate secondary organic aerosol in a 3-D air quality model

Multi-generational gas-phase oxidation of organic vapors can influence the abundance, composition and properties of secondary organic aerosol (SOA). Only recently have SOA models been developed that explicitly represent multi-generational SOA formation. In this work, we integrated the statistical oxidation model (SOM) into SAPRC-11 to simulate the multi-generational oxidation and gas/particle …

Government to ask Delhi to prepare master plan to check pollution

Concerned over rising pollution in the national capital, Environment Minister Prakash Javadekar on Thursday said the ministry will ask the AAP government to prepare a master plan to deal with the problem which is affecting millions of people in Delhi. "It is a very serious issue. We are asking the …

Ministry asks Delhi govt. for plan on pollution

The Union Environment Ministry has asked the Delhi government to prepare both long-term and short-term plans to tackle air pollution in the Capital following severe criticism on the worsening air quality. Environment Minister Prakash Javadekar on Thursday said pollution in New Delhi was a serious issue and he will be …

After China, India's air quality on US check list

Plans To Monitor Other Asian Capitals Too. Forget end use of nuclear fuel, supercomputers, and other frontier science, high-tech stuff that Washington has wanted to review in India for years. Even something as mundane as the quality of air in India is now deemed so suspect that the Obama administration …

Clean air and healthy lungs: enhancing the World Bank's approach to air quality management

Cities in India and China have become iconic for air pollution challenges and the health impacts they bring. But city-dwellers in India and China are not the only ones facing worrying levels of air pollution. From Senegal to Peru, millions of people breathe polluted air every day, suffering a range …

New app to check air quality

In a bid to enhance awareness of the hazards of air pollution, India’s first ‘air quality’ Mobile App, SAFAR-Air, was launched on Tuesday at the Indian Institute of Tropical Meteorology in Pune. The application, developed by scientists at IITM, will enable citizens to check their city’s air quality in real …

App to check air quality in Delhi, Pune launched

Now one can check real-time air quality in certain parts of Delhi and Pune. The ministry of earth sciences (MoES) has launched a smartphone app called ‘SAFAR-Air’ to provide the data to people. It also provides a forecast for the next two days and a health advisory along with a …

Air pollution in Delhi: HC notice to govt, other agencies

Delhi High Court on Monday sought responses of the government, the city pollution panel and civic agencies of the national capital on the issue of air pollution here which it has taken up suo motu as a public interest litigation (PIL). A bench of justices Badar Durrez Ahmed and Sanjeev …

Delhi's poor air quality not acceptable

Terming as “unacceptable“ that majority of kids in the Delhi were suffering from respiratory problems owing to poor ambient air quality , Delhi high court on Wednesday said it intends to take up the issue of air pollution if the Supreme Court is not already dealing with it. “Look at …

Harm hangs heavy in this haze

- Ambient air quality survey in prime city pockets exposes gross environment unconcern Beneath its classy countenance, steel city Jamshedpur is not breathing easy. A recent survey conducted by the regional office of Jharkhand State Pollution Control Board (JSPCB) has indicated marginal - but by no means negligible - depreciation …

US to Help India Lean More on Renewable Energy

Both countries plan to work together to support India's climate and energy goals by focusing on air quality & increasing share of renewables. Prime Minister Narendra Modi and President Barack Obama have taken a big step forward with their announcements on tackling climate change, but there is no indication yet …

Morning drizzle spares city air quality blushes

The air on Monday around India Gate was relatively clean, thanks to unexpected rain during the Republic Day parade. Even though the PM2.5 (fine, respirable particle) level was high between 6 and 6.30am--at about 200 micrograms per cubic metre, it had begun to fall by 9.30am, at 11am it was …

Distribution and Characterization of PM10 in City and Valley of Mexicali, Baja California, Mexico

The variability of the levels of atmospheric particulate matter PM10 and its composition is assessed in the rural and urban zones of Mexicali during fall and winter 2008-2009, using a low level volume Minivol sampler, with quartz and Teflon filters. During fall the Mexican norm was exceeded (120 μg/m3 in …

Low temperatures lead to ‘consistently poor’ air quality

The persistent chill has led to the highest-ever pollution levels being registered by the System of Air Quality Forecasting and Research (SAFAR) scientists. While the air quality generally deteriorates in winter, particulate matter pollution reached alarming levels in December-January. This year, Pune witnessed the most polluted winter with air quality, …

Transport and ambience air quality in metro cities of India

Increasing Vehicular population and deteriorating quality of air is the by-product of rapid growth of population and haphazard urbanization in India. The urban population in India has increased significantly from 62 million in 1951 to 285 million in 2001 and is estimated to grow to 540 million by the year …

Air quality management: public perception survey study on air quality of Sri Lanka

Extensive surveys on public perception of air pollution and air quality, carried out in Sri Lanka in 2014, under the FK Exchange program. The survey on Air Quality Management in Sri Lanka is carried out with general public and the response generated will be used to project public perceptions that …

Fiscal instruments for low carbon transport in Chennai

This paper examines the feasibility of implementing a congestion tax for the city of Chennai in the State of Tamil Nadu. Based on secondary data, it calculates the time cost, fuel cost and cost of emissions due to congestion and makes recommendations regarding the effective design and application of such …

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