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 …

Urban Air Quality Management in Ethiopia: A Guidance Farmework

This guidance framework has been developed for the Ministry of Environment and Forest and Climate Change, Ethiopia, that is the overarching apex body for management of air quality in Ethiopia. This guidance is based on detailed analysis of the challenges in cities of Ethiopia mainly the capital city of Addis …

Ambient air pollution: a global assessment of exposure and burden of disease

This report presents a summary of methods and results of the latest WHO global assessment of ambient air pollution exposure and the resulting burden of disease. Air pollution has become a growing concern in the past few years, with an increasing number of acute air pollution episodes in many cities …

Seasonal variability and source apportionment of volatile organic compounds (VOCs) in the Paris megacity (France)

Within the framework of air quality studies at the megacity scale, highly time-resolved volatile organic compound (C2–C8) measurements were performed in downtown Paris (urban background sites) from January to November 2010. This unique dataset included non-methane hydrocarbons (NMHCs) and aromatic/oxygenated species (OVOCs) measured by a GC-FID (gas chromatograph with a …

Sustainable Cities Index 2016

Cities are under pressure from all angles; some pressures are easily forecasted while others are more difficult to predict. Balancing the immediate needs of today without compromising the demands of tomorrow is at the heart of sustainability, and of this report. The 2016 Arcadis Sustainable Cities Index ranks 100 global …

Urbanization effect on sunshine duration during global dimming and brightening periods in China

There is an ongoing debate on whether the observed decadal variations in surface solar radiation, known as "dimming and brightening", are a global or just local phenomenon. We investigated this issue using a comprehensive set of long-term sunshine duration records from China, which experienced a rapid growth in urbanization during …

Chemical characteristics and causes of airborne particulate pollution in warm seasons in Wuhan, central China

Continuous measurements of airborne particles and their chemical compositions were conducted in May, June, October, and November 2014 at an urban site in Wuhan, central China. The results indicate that particle concentrations remained at a relatively high level in Wuhan, with averages of 135.1 ± 4.4 (mean ± 95 % …

Judgement of the National Green Tribunal regarding auto-emission and high air pollution in the cities of Kolkata and Howrah, West Bengal, 11/08/2016

Judgement of the National Green Tribunal (Eastern Zone Bench, Kolkata) in the matter of Subhas Datta Vs State of West Bengal & Others dated 11/08/2016 regarding auto-emission and high air pollution in the cities of Kolkata and Howrah. The Applicant also mentions about the reports of West Bengal Pollution Control …

Question raised in Lok Sabha on Deaths due to Pollution, 02/08/2016

Question raised in Lok Sabha on Deaths due to Pollution, 02/08/2016. There are no conclusive data available across the country to establish direct correlation of death exclusively due to indoor and outdoor air pollution. The details of funds released to various monitoring agencies under National Air Quality Monitoring Programme (NAMP) …

Towards Clean Air in Nigerian Cities

This is a rapid review of the current concerns around urban air pollution and public health challenges in Nigerian cities. It aims to identify the key policy gaps that need to be addressed while framing the policy guidance on national urban air quality management in Nigeria.

The 'human sensor' making Manchester's air pollution visible

Heads turn when media artist Kasia Molga and her performers walk the streets of Manchester. When they near buses belching diesel fumes, their futuristic capes and masks turn a bright red. Near a park they go green. Depending on the traffic pollution levels in the northern industrial city, their clothing …

Did policies to abate atmospheric emissions from traffic have a positive effect in London?

A large number of policy initiatives are being taken at the European level, across the United Kingdom and in London to improve air quality and reduce population exposure to harmful pollutants from traffic emissions. Trends in roadside increments of nitrogen oxides (NOX), nitrogen dioxide (NO2), particulate matter (PM), black carbon …

China's urban air quality improves in first half: ministry

Air quality in China's largest cities continued to improve during the first six months of 2016, the country's environment ministry said on Sunday. China's largest 338 cities enjoyed more clean air days in the first half compared with the same period of 2015, the ministry said on its website. It …

Question raised in Lok Sabha on Report on Air Quality, 19/07/2016

Question raised in Lok Sabha on Report on Air Quality, 19/07/2016 . A report on Ambient Air Quality Status in 15 Major Cities of India has been submitted by Central Pollution Control Board (CPCB) in Original Application No. 21 of 2014 in the matter of Vardhaman Kaushik Vs. Union of …

Primary and secondary aerosols in Beijing in winter: sources, variations and processes

Winter has the worst air pollution of the year in the megacity of Beijing. Despite extensive winter studies in recent years, our knowledge of the sources, formation mechanisms and evolution of aerosol particles is not complete. Here we have a comprehensive characterization of the sources, variations and processes of submicron …

Order of the National Green Tribunal regarding the ambient air quality in Delhi during the Odd-Even implementation period, 04/07/2016

Order of the National Green Tribunal in the matter of Mahendra Pandey Vs. Govt. of NCT of Delhi & Others dated 04/07/2016 regarding the ambient air quality in Delhi during the Odd-Even implementation period. Analysis report submitted by the Central Pollution Control Board states that the average value of PM2.5 …

India takes steps to curb air pollution

India’s air pollution problem needs to be tackled systematically, taking an all-of-government approach, to reduce the huge burden of associated ill-health. Original Source

Strengthening the linkages between air pollution and the Sustainable Development Goals

This policy brief analyzes the position of air pollution in the SDGs, and makes recommendations for how air pollution could be better integrated into SDG implementation. The SDGs, with 17 goals, 169 targets, and even more indicators, were criticized by some for having too many goals and lacking a clear …

Energy and air pollution: World Energy Outlook Special Report 2016

This report released by the International Energy Agency says air pollution has become a major public health crisis leading to around 6.5 million deaths each year, with “many of its root causes and cures” found in the energy industry. Around 6.5 million premature deaths each year can be attributed to …

Willingness to pay for clean air: evidence from air purifier markets in China

Experts have calculated the cost of pollution in China for years, weighing the drag on productivity from medical costs, factory closures and traffic restrictions. Now economists say they know exactly how much consumers are willing to pay to clean their own air. Chinese consumers are willing to pay $5.46 on …

Willingness to pay for clean air: evidence from air purifier markets in China

Experts have calculated the cost of pollution in China for years, weighing the drag on productivity from medical costs, factory closures and traffic restrictions. Now economists say they know exactly how much consumers are willing to pay to clean their own air. Chinese consumers are willing to pay $5.46 on …

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