Jason West

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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

Jason West, University of North Carolina at Chapel Hill and Yang Ou, Pacific Northwest National Laboratory

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

Jason West, University of North Carolina at Chapel Hill and Barbara Turpin, University of North Carolina at Chapel Hill

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.
A boy plays cricket among smoke in Karachi. Deaths from air pollution across the globe will increase as climate change accelerates. REUTERS/Akhtar Soomro

Climate change set to increase air pollution deaths by hundreds of thousands by 2100

Guang Zeng, National Institute of Water and Atmospheric Research (NIWA) and Jason West, University of North Carolina at Chapel Hill

A new study suggests climate change will cause changes to patterns of ground-level ozone and smog – two deadly pollutants set to increase deaths by about 260,000 worldwide by the end of the century.

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