By July 15, Portugal had endured 3,370 rural fires, which burned 10,768 hectares, three times the area scorched during the ...

Close the windows and turn on the air conditioner, if you have one, setting it to circulate the indoor air. Use blankets to ...

The smoke floating over the border shared between America and Canada is now impacting air quality in states as far south as ...

The lightning-sparked Elk fire southeast of Meeker in Rio Blanco County started just after noon Saturday and more than ...

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity and gusty winds.

Satellites, drones and artificial-intelligence tools can improve fire management — but they must be informed by wildfire ...

Forecasters say weak winds have left Canadian wildfire smoke to linger over the U.S. Stronger winds are expected to bring ...

PM2.5 — is expected to push the Air Quality Index over 100, reaching levels unhealthy for sensitive groups, including ...

PHILADELPHIA (WPVI) -- Smoke particles from Canadian wildfires are causing air quality concerns in the Philadelphia region on ...

A retired police officer once again faced a fire evacuation just years after being stranded in the Lahaina wildfires.

It’s a familiar summer sight by now, and sometimes a familiar smell. The Pennsylvania Department of Environmental Protection ...

Millions of Americans across the Midwest, Northeast and swathes of the South and Southwest are under air quality alerts Monday. Newsweek's live blog is closed.