Air pollution

Air pollution is contamination of the indoor or outdoor environment by any chemical, physical or biological agent that modifies the natural characteristics of the atmosphere.

The Most Detailed Map of Cancer-Causing Industrial Air Pollution in the U.S.

ProPublica’s analysis of five years of modeled EPA data identified more than 1,000 toxic hot spots across the country and found that an estimated 250,000 people living in them may be exposed to levels of…

Raising Awareness of the Health Impacts of Coal Plant Pollution

In 2000, 2004 and again in 2010, the Clean Air Task Force issued studies based on a methodology and model created by Abt Associates, U.S EPA’s own health benefits consultant, based on peer-reviewed, published studies…

Planting healthy air: Trees, particulate matter pollution and extreme heat

This study from the Nature Conservancy reviews the positive cooling effects of urban trees planting on hot city climates and the quality of their air.

Climate change is making people sick: A U.S. medical report

From rising levels of air pollution to increased water contamination and a widening range for disease-carrying mosquitoes, climate change is making people sick, a coalition of 11 US medical groups said Wednesday.


Is Outdoor Air Pollution Making My Asthma Worse?

By Markham Heid   05/25/21  
Kentucky has long been “coal country.” But that’s changing — and it’s good news for people with asthma. In Louisville, the state’s largest city, several coal-powered industrial plants recently converted to cleaner natural gas. Others…

Climate change impacting health care to the tune of $820B a year

By Veronica Marshall and Jackie Winchester   05/25/21  
Climate change is not just affecting the Earth and our air, it’s now affecting health care. A new report finds the financial impact tops $820 billion in health costs each year, and it could cost…

Children Exposed To Pollution In Utero More Likely To Develop Asthma

By Nexus Media News   05/25/21  
Children whose mothers were exposed to high levels of ultrafine particulate pollution while they were in utero were more likely to develop asthma, new research has found. The study, published in the American Journal of…

Navajo Nation Methane Pollution Rate Double National Average

By Nexus Media   05/11/21  
Methane pollution from oil and gas extraction operations on Navajo Nation lands harms the health of local residents and robs the tribe of critical income, writes Hannah Grover for the New Mexico Political Report. An…

Air pollution from farms leads to 17,900 U.S. deaths per year, study finds

By Sarah Kaplan  Photo: Alex Wroblewski/Bloomberg News   05/10/21  
The smell of hog feces was overwhelming, Elsie Herring said. The breezes that wafted from the hog farm next to her mother’s Duplin County, N.C., home carried hazardous gases: methane, ammonia, hydrogen sulfide.

Reducing methane is crucial for protecting climate and health, and it can pay for itself – so why aren’t more companies doing it?

By Drew Shindell   05/07/21  
Methane, the main ingredient in natural gas, is a larger climate problem than the world anticipates, and cutting its emissions will be crucial to slow global warming, a new United Nations report warns. The greenhouse…

For Americans’ Health, a Dollar of Carbon Emissions Prevented Is Worth a Ton of Cure

By Timothy G. Singer and Frances C. Moore  Photo: Getty Images   04/17/21  
In late February, the Biden administration made a major announcement that has the potential to affect the health of Americans for generations. Notably, it had nothing directly to do with COVID-19 or even health care…

Air pollution: The silent killer called PM2.5 News

Millions of people die prematurely every year from diseases and cancer caused by air pollution. The first line of defence against this carnage is ambient air quality standards. Yet, according to researchers from McGill University,…

California’s wildfire smoke could be more harmful than vehicle emissions, study says

By Maanvi Singh  Photo: Allen J Schaben , Los Angeles Times   03/06/21  
The thick, grey wildfire smoke that shrouds California each autumn and winter could be more harmful to humans than pollution from cars and other sources, a new study has found.

Pollen seasons are getting longer, driven by climate change

Since 1990, pollen seasons have gotten longer and more pollen-filled, and climate change is responsible, according to a new study. The study found that, since 1990, pollen seasons lengthened by 20 days and contained 21% more pollen. The…

Healthy Planet, Healthy People. How Slowing Climate Change Saves Lives

By Aryn Baker  Photo: Florian Gaertner   02/24/21  
Just because the United States has re-joined the Paris Agreement doesn’t mean that the world is on a path to a better climate future. The 2015 agreement, in which signatories pledged to collectively cap global…

Wildfire Smoke Is Poisoning California’s Kids. Some Pay a Higher Price.

By Somini Sengupta  Photo: Chang W. Lee   11/26/20  
The fires sweeping across millions of acres in California aren’t just incinerating trees and houses. They’re also filling the lungs of California’s children with smoke, with potentially grave effects over the course of their lives.

Thousands Dead From Wildfire Smoke — ‘Hidden Cost Of Air Pollution’

By Nexus Media   09/25/20  
As many as 3,000 people in California over the age of 65 have died between August 1 and September 10 because of the unprecedented smoke from the state’s record-breaking wildfires, according to researchers at Stanford…

Air pollution is much worse than we thought

By David Roberts  Photo: Andrew Lichtenstein/Corbis via Getty Images   08/12/20  
In the late 1960s, the US saw regular, choking smog descend over New York City and Los Angeles, 100,000 barrels of oil spilled off the coast of Santa Barbara, California, and, perhaps most famously, fires…

200,000 Americans A Year Die From Air Pollution

By Zachary Shahan   04/18/20  
Below is an article I published in August 2017. As we consider perhaps more than ever how much different things cause death in the USA, I think it’s good to take note of the vast…

Even Small Spikes in Air Pollution Can Threaten Children’s Mental Health, Research Suggests

By Sam Nickerson   09/27/19  
Climate change is making air pollution worse and is exacerbating smog-related health risks such as heart and lung diseases, pregnancy complications and development issues. Now, a...

Study finds air pollution reaches placenta during pregnancy

By Lauran Neergaard   09/18/19  
A new study suggests when a pregnant woman breathes in air pollution, it can travel beyond her lungs to the placenta that guards her fetus. During pregnancy it's been linked to premature births and low…


By VWU   03/15/19  
Since the U.S. Congress passed the Clean Air Act in 1963, the issue of air pollution has remained embedded in American consciousness. Regardless of national and global awareness, most Americans haven’t realized how air pollution…

Study links air pollution to early death

By Scott Tong   11/19/18  
What’s the benefit of cleaner air? An extra two years of life for the average person in the world, a new study finds.

EPA veteran: Changing math on air pollution is deadly

By Christiane Amanpour   05/23/19  
Fmr. Associate EPA Director John Bachmann talks to Amanpour about the agency's controversial plan to change how it calculates the health risks of air pollution.

EPA quietly telling states they can pollute more

By Rene Marsh, Gregory Wallace and Ellie Kaufman  Photo by Mark Ralston   10/31/18  
The Environmental Protection Agency has quietly signaled it may allow states to release more ozone air pollution, commonly known as smog, dirtying the air in those states and neighboring ones, but the agency did not…

The Energy 202: Three misleading things about Trump’s clean air tweet

By Dino Grandoni   10/23/18  
President Trump boasted on Twitter Monday that the United States has the "Cleanest Air in the World - BY FAR!" He backed up that claim by tweeting out a map depicting little lung-choking soot hanging…

Air pollution causes ‘huge’ reduction in intelligence, study reveals

By Damian Carrington and Lily Kuo  Photo by Kevin Frayer/Getty   08/27/18  
Air pollution causes a “huge” reduction in intelligence, according to new research, indicating that the damage to society of toxic air is far deeper than the well-known impacts on physical health.

Air Pollution Is Shortening Your Life. Here’s How Much.

By Somini Sengupta  Photo: Maddie McGarvey   08/22/18  
Air pollution is shaving months — and in some cases more than a year — off your life expectancy, depending on where you live, according to a study published Wednesday.

The Weight of Numbers: Air Pollution and PM2.5

Emanating from smokestacks, vehicle engines, construction projects, and fires large and small, airborne pollution – sometimes smaller than the width of a human hair, and very often the product of human activity – is not…