HEI Energy Releases Its First Set of Research Reports

The inaugural set of studies focused on potential exposures to air emissions, water quality changes, and noise from oil and gas operations in the US.
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Ozone & Oxidants

This page has a list of publications and news articles related to Air Pollution - Ozone and Oxidants. Find more information about our research on Air Pollution.

New report assesses measurement error in personal exposures to outdoor air pollution

May 1, 2025

HEI has published a new Research Report, Investigating the Consequences of Measurement Error of Gradually More Sophisticated Long-Term Personal Exposure Models in Assessing Health Effects: The London Study (MELONS), which presents a study led by Klea Katsouyanni at Imperial College London.

HEI publishes second large study on air pollution and COVID-19

September 13, 2024

HEI has published a new Research Report, Air Pollution in Relation to COVID-19 Morbidity and Mortality: A Large Population-Based Cohort Study in Catalonia, Spain, which presents a study led by Cathryn Tonne of the Barcelona Institute for Global Health.

New report on air pollution and childhood asthma risk

September 6, 2024

HEI has published a new Research Report, Birth Cohort Studies of Long-Term Exposure to Ambient Air Pollution in Early Life and Development of Asthma in Children and Adolescents from Denmark. The study presented in the report, led by Marie Pedersen of the University of Copenhagen, Denmark, examined children’s asthma in four Danish cohorts and focused on exposure to an array of air pollutants.

September 2021 Update now available

September 24, 2021

In this issue of Update, read about a major HEI study in Europe that found evidence of health effects at low levels of air pollution; a new Board Chair; our first-ever Director of Science Communications; steps HEI is taking toward diversity, equity, and inclusion; the launch of new studies on wildfires and the effectiveness of air quality policies, and more. 

HEI study in Europe finds evidence of health effects at lower levels of air pollution

September 15, 2021

A major new HEI report presents a study examining associations between exposures to relatively low levels of air pollution and several health outcomes among participants in 22 European cohorts. 

Study examines role of social stressors in air pollution–disease links

July 30, 2021

HEI has published Research Report 206, Social Susceptibility to Multiple Air Pollutants in Cardiovascular Disease, which presents a study led by Dr. Jane Clougherty at Dornsife School of Public Health, Drexel University. Clougherty and colleagues examined whether associations between community- and individual-level cardiovascular disease events and ambient air pollutants vary by social stressors.