In the western US, wildfires contribute to over 70% of ambient fine particles (PM2.5) on days when PM2.5 levels exceeded the National Ambient Air Quality Standards. With future climate change, extended episodes of high-PM2.5 levels from wildfire smoke are estimated to be 57% more frequent and 31% more intense by mid-century. More than 82 million individuals are estimated to be affected by smoke waves 30 years from now, especially…
Particulate air pollution from wildfires in the Western US under climate change, Liu et al.
