Smoke from Western wildfires poses a much broader threat to human health than to just those forced to evacuate the path of the blazes. Smoke is choking vast swaths of the country, an analysis of satellite imagery, down to the zip code, shows.
Smoke from Western wildfires poses a much broader threat to human health than to just those forced to evacuate the path of the blazes. Smoke is choking vast swaths of the country, an analysis of satellite imagery, down to the zip code, shows.