Wildfire smoke and health: 5 questions answered
- Written by Richard E. Peltier, Associate Professor of Environmental Health Sciences, University of Massachusetts Amherst
Wildfire creates an orange glow in a view from a hilltop Oct. 13, 2017, in Geyserville, California.
AP Photo/Marcio Jose SanchezEditor’s note: The federal government has declared a public health emergency in Northern California due to wildfires burning across 10 counties. One major threat is smoke, which is causing unhealthy air levels...

