A brush fire near El Monte Road in Lakeside, East San Diego County, has burned 5 to 10 acres and is threatening structures.

Forest fires release iron-rich particles that reach the ocean, stimulate phytoplankton growth, and shape global carbon cycles.

Smoke from wildfires in Canada has spread more than 5,000 miles, reaching parts of Russia and Europe during the past week.

Smoke plumes from large wildfires like the Bridge fire can create an added obstacle in fighting their spread — their own independent weather events. The Bridge fire, which as of Wednesday ...

While smoke invades the US from the north, another entity is floating toward the country from the east: Saharan dust. This week’s plume is already visible from space via satellite imagery as it ...

Like wildfire smoke, dust plumes are composed of small particulate matter that can be hazardous if inhaled – especially for people who already have breathing issues. As its name suggests ...