From late spring through early fall, the Sahara Desert sends plumes of dry, dusty air on an extensive trek across the ...

The plume is forecast to move northwest and reach Florida mid-week, then hit other states including Georgia, the Carolinas, ...

The effect of Canadian wildfire smoke invading your air - toxic particles create hazardous breathing conditions across ...

A giant plume of Saharan dust is expected to arrive in Florida this week. Here's what to expect in Naples and Collier County.

A giant plume of Saharan dust is expected to arrive in Florida this week. Here's what to expect in Sarasota, Bradenton and Manatee County.

The Pinatubo volcano has erupted explosively, sending a towering ash plume high into the atmosphere, capturing the attention ...

Sicily’s Mount Etna has put on a fiery show, sending a cloud of smoke and ash miles into the air, but officials said the activity posed no danger to the population.

Dust isn't the only threat out there, especially for those with respiratory problems. Smoke from Canadian wildfires is moving south into the U.S., although it is not expected to last as long or be as ...

Mount Etna is one of the world's most active volcanoes. It's the most active volcano in Europe. Its activity increased during ...

At the more explosive end of the scale are Plinian eruptions. These include the famous eruption of Mount Vesuvius in 79AD, ...