Respiratory Illness — United States
The wildfires that have laid waste to vast parts of California are presenting residents with a new danger: air so thick with smoke it ranks among the dirtiest in the world. In the communities closest to the Paradise fire, a smoky fog cloaked the roads, evacuees wandered in white masks and officials said respiratory hospitalizations had surged. Nearly 200 miles [about 320 km] to the south, in San Francisco, the smoke was so thick health warnings prompted widespread school closings. Even the
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