Despite the green map from the South Coast Air Quality Management District showing the air quality reading in Los Angeles County being “good,” people should continue taking precautions outdoors as a ...

Maps about Yellowstone tend to grab attention fast, so most people skim them and move on, which means the real story often ...

(CNN) — As some people return to the structures spared from Los Angeles wildfires, experts warn that they should be careful of the air inside and especially cautious when cleaning up. Smoke, ash and ...

• Unlike ash from vegetation fires, ash from burning buildings usually contains many toxins from melted plastics, electronics and other common household items. • Multiple federal, state and local ...