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Artículos sobre Particulates

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Trucks line up to load and unload at the Port of Los Angeles in Long Beach, California. Genaro Molina/Los Angeles Times via Getty Images

Beyond passenger cars and pickups: 5 questions answered about electrifying trucks

As California goes on regulating air pollution, other states often follow – including the Golden State’s ambitious goals for cleaning up emissions from trucking.
Toxic dust hung in the air around ground zero for more than three months following the 9/11 terrorist attacks. Anthony Correia/Getty Images

9/11 survivors’ exposure to toxic dust and the chronic health conditions that followed offer lessons that are still too often unheeded

Those directly exposed to toxic dust and trauma on and after 9/11 carry with them a generation of chronic health conditions, which are placing them at higher risk during the pandemic and as they age.
Older homes can have a variety of environmental health risks. Kerry F. Thompson and Ryan T. Wilson

Fixing indoor air pollution problems that are raising Native Americans’ COVID-19 risk

Poor indoor air on tribal lands can cause a range of respiratory illnesses, including viral infections. Here’s how people are fixing the problem while preserving traditional ways.
Sampling wildfire smoke sometimes means sticking a tube out the window of an airplane. Brett Palm/University of Washington

Wildfire smoke changes dramatically as it ages, and that matters for downwind air quality – here’s what we learned flying through smoke plumes

Thousands of chemical compounds in wildfire smoke are interacting with each other and sunlight as the smoke travels. For people downwind, it can become more toxic over time.
The health impact of wildfire exposure depends in part on the fire itself and how much smoke a person breathes in, how often and for how long. AP Photos/Noah Berger

What’s in wildfire smoke, and why is it so bad for your lungs?

Wildfires blanketing several Western cities are creating hazardous health conditions. Don’t count on cloth masks to protect your lungs.
Fresno, California and the surrounding San Joaquin Valley have some of the nation’s highest levels of fine particle air pollution. AP Photo/Gary Kazanjian

Fine-particle air pollution has decreased across the US, but poor and minority communities are still the most polluted

A new study shows that while fine particle air pollution has declined nationwide over the past 40 years, the health and environmental benefits haven’t been shared evenly.
Reducing fine particle air pollution from petrochemical complexes, like this one near the Houston Ship Channel in Texas, is a low-cost way to lower air pollution mortality. AP Photo/David J. Phillip

Air pollution kills thousands of Americans every year – here’s a low-cost strategy to reduce the toll

A new study takes an innovative approach to reducing fine particle air pollution and spotlights key sources: factories that burn coal and oil, petrochemical plants and burning wood for home heating.
Oil refineries and other industrial sources in and around Houston create some of the highest ozone levels in the nation. AP Photo/Pat Sullivan

As air pollution increases in some US cities, the Trump administration is weakening clean air regulations

Air quality in the US has improved greatly since 1990, but a new report finds progress stalling in some cities. Meanwhile, the Trump administration is rolling back air pollution controls.

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