Smoke from LA fires exposed millions of people to high levels of toxic heavy metals, study says

What it is about

Who published it, and when

How it spread - 4 original reports

1. Wed, 28 October 2026

   3 reports
   • ksl.com18:03first to report
     Smoke from LA fires exposed millions of people to high levels of toxic heavy metals, study says

     At the height of the Los Angeles fires in 2025, millions of residents were exposed in a 24-hour period to toxic lead levels from smoke that were 80 times higher than the typical background level, according to a new study.

   • Index.hr (Croatia)19:35
     Požar u Los Angelesu izložio 7 milijuna ljudi toksičnom olovu

     POŽAR u Kaliforniji u siječnju 2025. stvorio je toksični dim koji je prekrio 7 milijuna ljudi. Studija Caltecha otkrila je koncentracije olova 80 puta veće od normale zbog izgaranja kuća i vozila.

   • Le Figaro (France)20:14
     Incendies de Los Angeles : les fumées ont exposé plusieurs millions d’habitants à des niveaux élevés de métaux lourds toxiques

     Près de sept millions de personnes ont été exposées, en l’espace de 24 heures, à des concentrations de plomb plus de 80 fois supérieures aux niveaux habituels, selon une nouvelle étude publiée sur les feux de janvier 2025.

2. Thu, 5 November 2026

   1 report
   • acs.org00:00
     Urban firestorms pose unique air quality risks to residents

     Real-time data from the 2025 Los Angeles fire reveal that millions were exposed to toxic chemicals distinct from those released by remote wildfires