Air Quality and Health

First food: business of taste

Good Food is First Food. It is not junk food. It is the food that connects nature and nutrition with livelihoods. This food is good for our health; it comes from the rich biodiversity of our regions; it provides employment to people. Most importantly, cooking and eating give us pleasure. …

Order of the National Green Tribunal regarding ozone pollution across urban India, 21/03/2025

Order of the National Green Tribunal in the matter of News Item titled “CSE report finds dangerous increase in ozone pollution across urban India” appearing in Down to Earth dated 06.08.2024. The Principal Bench of the NGT heard the matter on March 21, 2025. In the original application, registered suo …

Order of the National Green Tribunal regarding stubble fires in Punjab aggravating air pollution, 20/10/2023

Order of the National Green Tribunal in the matter of In re : News item appearing in Hindu dated 06.10.2023 titled “Pollution takes a front seat as stubble fires spike in Punjab” dated 20/10/2023. The matter related to stubble fires in Punjab aggravating air pollution. According to the news report …

Air quality deteriorating in Guwahati: NGT issues notice

Order of the National Green Tribunal (Eastern Zone Bench, Kolkata) in matter of Himangshu Nath Vs Central Pollution Control Board & Others dated 12/09/2022. An application on the worsening air quality affecting the city of Guwahati and the resultant health effects was filed before the NGT. The NGT said that …

Association between pregnancy loss and ambient PM2·5 using survey data in Africa: a longitudinal case-control study, 1998–2016

Increasing evidence from epidemiological studies suggests that maternal exposure to ambient PM2·5 can increase the risk of pregnancy loss. However, no studies have been done in low-income countries such as those in Africa, which have the highest incidences of pregnancy loss. In this study, we aimed to analyse the association …

Global, national, and urban burdens of paediatric asthma incidence attributable to ambient NO₂ pollution: estimates from global datasets

Globally, the estimates suggest that there are 170 new cases of traffic pollution-related asthma per 100,000 children every year, and 13% of childhood asthma cases diagnosed each year are linked to traffic pollution. The country with the highest proportion of traffic pollution-attributable childhood asthma incidence was South Korea (31%), the …

Order of the National Green Tribunal regarding remedial measures to be taken to bring the air quality of 102 cities under control, 15/03/2019

Order of the National Green Tribunal in the matter of News item published in "The Times of India" Authored by Shri Vishwa Mohan Titled "NCAP with multiple timelines to clean air in 102 cities to be released around August 15" dated 15/03/2019. The issue for consideration is the remedial measures …

Risk of acute respiratory infection from crop burning in India: estimating disease burden and economic welfare from satellite and national health survey data for 250 …

Respiratory infections are among the leading causes of death and disability globally. Respirable aerosol particles released by agricultural crop-residue burning (ACRB), practised by farmers in all global regions, are potentially harmful to human health. Our objective was to estimate the health and economic costs of ACRB in northern India. Original …

Order of the National Green Tribunal regarding air pollution affecting villages of Ambapada and Mahul on the outskirts of Mumbai, 05/02/2019

Order of the National Green Tribunal in the matter of Charudatt Koli Vs M/s. Sea Lord Containers Ltd. dated 05/02/2019 regarding air pollution in the outskirts of Mumbai affecting inhabitants of the area, particularly at villages Ambapada and Mahul since 2007 on account of business of logistic services storing oil, …

The impact of air pollution on deaths, disease burden, and life expectancy across the states of India: the Global Burden of Disease Study 2017

Air pollution is a major planetary health risk, with India estimated to have some of the worst levels globally. To inform action at subnational levels in India, we estimated the exposure to air pollution and its impact on deaths, disease burden, and life expectancy in every state of India in …

Order of the National Green Tribunal regarding air quality of Kolkata city, West Bengal, 27/11/2018

Order of the National Green Tribunal in the matter of Subhas Datta Vs State of West Bengal & Others dated 27/11/2018 regarding the alarming adverse air quality of Kolkata City which was stated to be highly polluted during the period commencing from mid-October to February end. The principal reason for …

Order of the National Green Tribunal regarding installation of Stage-I and Stage-II Vapor Recovery Devices at fuel stations, National Capital Territory of Delhi, 01/11/2018

Order of the National Green Tribunal in the matter of Aditya N. Prasad & Others Vs Union of India & Others dated 01/11/2018 regarding installation of Stage-I and Stage-II Vapor Recovery Devices (VRDs) at all fuel stations, distribution centers, terminals, railway loading/unloading facilities and airports in the National Capital Territory …

Judgement of the Supreme Court of India on whether Bharat Stage IV compliant vehicles should be permitted to be sold in India after 31/03/2020

Judgement of the Supreme Court in the matter of M. C. Mehta Vs Union of India & Others dated 24/10/2018 on whether Bharat Stage IV compliant vehicles should be permitted to be sold in India after 31.03.2020. Supreme Court directs that "no motor vehicle conforming to the emission standard Bharat …

Short-term elevation of fine particulate matter air pollution and acute lower respiratory infection

Nearly 60% of U.S. children live in counties with PM2.5 concentrations above air quality standards. Understanding the relationship between ambient air pollution exposure and health outcomes informs actions to reduce exposure and disease risk.

Do air quality alerts benefit public health? New evidence from Canada

Many policy interventions intended to benefit public health can only be evaluated as so-called natural experiments, because implementation is not controlled by researchers seeking to assess effectiveness. Such assessments can be complicated by non-comparability between people affected and not affected by the intervention. Various quasi-experimental designs have been proposed to …

Effect of air quality alerts on human health: a regression discontinuity analysis in Toronto, Canada

Ambient air pollution is a major health risk globally. To reduce adverse health effects on days when air pollution is high, government agencies worldwide have implemented air quality alert programmes. Despite their widespread use, little is known about whether these programmes produce any observable public-health benefits. We assessed the effectiveness …

Ambient ozone pollution and daily mortality: A nationwide study in 272 Chinese cities

Few large multicity studies have been conducted in developing countries to address the acute health effects of atmospheric ozone pollution. The researchers explored the associations between ozone and daily cause-specific mortality in China. Original Source

Air Pollution and Human Health in Kolkata, India: A Case Study

Urban air quality in most megacities has been found to be critical and Kolkata Metropolitan City is no exception to this. An analysis of ambient air quality in Kolkata was done by applying the Exceedance Factor (EF) method, where the presence of listed pollutants’ (RPM, SPM, NO2, and SO2) annual …

Can traffic management strategies improve urban air quality? A review of the evidence

This paper reviews the effectiveness of traffic management strategies (TMS) for mitigating emissions, ambient concentrations, human exposure, and health effects of traffic-related air pollution in urban areas. The objective is to summarize the evidence base for a range of moderate-scale strategies broadly relevant to municipal and regional government decision-making.

While Delhi chokes, other cities also get a whiff of toxic air

Air pollution has been Delhi’s persistent enemy. It rears its head at the onset of winter when heavy smog envelopes the national capital, reducing visibility and causing physical discomfort. While firecrackers and burning of crops in neighbouring states worsen the quality of air that’s already toxic, meteorological conditions make the …

Ambient air pollution from urban transport in India

High levels of air pollution from transport systems in urban India pose a severe threat to public health. While long-term challenges remain to curtail pollution sources, immediate measures must be taken to minimise risks to exposed populations.

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