The Leipzig measurements of 2022/23 showed that optically thin layers of smoke invisible to conventional lidar systems occur more frequently than previously thought at high altitudes.

Fires send a mixture of smoke and tiny particles called PM 2.5 — particulate matter — into the air. When you smell smoke, you're actually smelling just the gases, not the particles, said ...

After breaking out around 5 a.m., the fire was placed under control around 7 a.m. — meaning the fire incident commander on the scene is confident it won't spread — but flames and smoke may ...

The brush fire’s smoke could be seen from space, satellite imagery from the National Weather Service showed. MDFR’s call list showed over 40 units dealing with the brush fire.

Smoke visible from Benicia refinery fire, prompts shelter-in-place order By Madilynne Medina , News Reporter May 5, 2025 A fire at the Valero refinery in Benicia, Calif., was reported on May 5, 2025.