Wildfire smoke pollution raises growing health concerns

Wildfire smoke, intensified by climate change, is becoming a leading global source of deadly air pollution, contributing to hundreds of thousands of premature deaths each year.

Hiroko Tabuchi reports for The New York Times.


In short:

  • Wildfire smoke contains hazardous pollutants like particulate matter, nitrogen dioxide and lead, which are linked to respiratory, cardiovascular and other diseases.
  • Recent fires in Los Angeles elevated air quality to dangerous levels, particularly affecting vulnerable populations such as children and older adults.
  • Studies suggest that wildfire pollution has reversed progress in reducing harmful air particles, with mortality rates from wildfire-related pollution projected to rise significantly.

Key quote:

“We’re breathing in this toxic brew of volatile organic compounds and polycyclic aromatic hydrocarbons and hexavalent chromium. All of it is noxious.”

— Dr. Lisa Patel, pediatrician and executive director of the Medical Society Consortium on Climate and Health

Why this matters:

Air pollution from wildfires threatens public health even in regions far from fire zones. Prolonged exposure to smoke may lead to long-term health complications, requiring urgent measures to address climate change and protect at-risk communities.

Related EHN coverage:

Aerial drone view of oil storage tanks in foreground with oil refinery behind.
Credit: artitcom/BigStock Photo ID: 470800681

How Saudi oil scientists ended up working on the world’s most important climate reports

Guardian investigation reveals fossil fuel links of IPCC authors, with experts declaring the body’s conflict-of-interest policy ‘not fit for purpose’.

A housing tract with a house with solar panels on the roof

Judge says US EPA illegally canceled $7B solar program

A federal judge in Rhode Island has ruled that the Trump administration illegally terminated a $7 billion Solar for All program intended to make solar power accessible to more than 900,000 lower-income Americans.
Himalayan lakes along Padum Trek, Ladakh, India.
Credit: LeonardoRC/BigStock Photo ID: 18945638

Nepal’s Gen Z is taking on the world’s polluters over climate disasters

The young government of Nepal, a nation with a tiny carbon footprint, is seeking reparations from the world’s major economies as it bears the brunt of collapsing Himalayan glaciers.
A view of a forested ridge with a wildfire burning in the background

Tribes hit hard by wildfires face health effects, cultural losses

Tribal leaders across Washington and Oregon say this year’s record-breaking wildfires burned timber that they rely on for income, threatened food sources and waterways, and harmed the health of their communities.

Electrical sub-station as part of the transmission grid

Climate super-pollutant from China’s electric grid is cooking the planet

The nation’s electric utilities release vast quantities of the world’s most potent greenhouse gas. Recycling efforts could slash emissions at little cost, an Inside Climate News analysis reveals.
A closeup of a roof with a sprinkler system installed on it

Rooftop rainwater sprinkler systems could help cool warming cities, study says

Researchers have designed a model to simulate how widely distributed rooftop rainwater collection tanks combined with smart rooftop sprinkler systems could help moderate urban heat island effects.

A green plant in a row of crops

Scientists developing new soybean to store carbon, withstand drought

Researchers are engineering soybeans with deeper, larger root systems that could help crops withstand drought while storing more carbon underground.

From our Newsroom
Multiple Houston-area oil and gas facilities that have violated pollution laws are seeking permit renewals

Multiple Houston-area oil and gas facilities that have violated pollution laws are seeking permit renewals

One facility has emitted cancer-causing chemicals into waterways at levels up to 520% higher than legal limits.

Regulators are underestimating health impacts from air pollution: Study

Regulators are underestimating health impacts from air pollution: Study

"The reality is, we are not exposed to one chemical at a time.”

Pennsylvania governor Josh Shapiro speaks with the state flag and American flag behind him.

Two years into his term, has Gov. Shapiro kept his promises to regulate Pennsylvania’s fracking industry?

A new report assesses the administration’s progress and makes new recommendations

silhouette of people holding hands by a lake at sunset

An open letter from EPA staff to the American public

“We cannot stand by and allow this to happen. We need to hold this administration accountable.”

wildfire retardants being sprayed by plane

New evidence links heavy metal pollution with wildfire retardants

“The chemical black box” that blankets wildfire-impacted areas is increasingly under scrutiny.

Stay informed: sign up for The Daily Climate newsletter
Top news on climate impacts, solutions, politics, drivers. Delivered to your inbox week days.