As people return to the structures spared from Los Angeles wildfires, experts warn that they should be careful of the air inside and be especially cautious when cleaning up. Smoke, ash and all the toxic chemicals that come with both can seep into even well-sealed homes.

Several parts of southern California are currently under windblown dust and ash advisories as deadly wildfires continue to burn. Here's how to protect yourself.

Ash from the recent LA County fires and burn scars formed by other wildfires in the fall can be dispersed by strong winds. See an air quality map.

Air quality officials have issued smoke advisories for wide areas of L.A. County. L.A. Times reporter Karen Garcia spoke with Renee Eng about how to keep your indoor air clean when there’s wildfire smoke outside.