One of the only scientists in the world using a nuclear X-ray process to study deadly nanoparticles in wildfire smoke, Spada is alarmed by what he found.Story and photos by Nina DietzAfter the Fires: Third in a series about health risks following the Los Angeles wildfires that destroyed Pacific Palisades and Altadena. This story was supported by the Pulitzer Center.
Observations from the Little Bunker
Last updated: October 16, 2025 02:57 AM
Atmospheric CO₂
424.4 ppm
+18.2
ppm/year
Atmospheric CH₄
1933.54 ppb
+12.29
ppb/year
Global Temperature
+1.48 °C
Peak: +1.73°C
World Population
8.1 billion
+67
million/year