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How a dangerous stew of air pollution is choking the United States

The melted sign of the Oak Park Motel destroyed by the flames of the Beachie Creek Fire is seen in Gates, east of Salem, Oregon.

Smoke from wildfires in Oregon in 2020 caused some of the worst air pollution in that area on record. Credit: Rob Schumacher/AFP via Getty

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Nature 612, 204-207 (2022)



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