Pamela has told us in the most flowery terms about the diffuse dust across inner solar system. Leftover from the formation the inner planets. Well, it turns out, she was wrong. Super wrong. Time to update.
Zodiacal Light (Swinburne University)
Sand and Dust Storms (World Meteorological Organization)
Mars Moons (NASA)
Martian dust storms parch the planet by driving water into space (Science Magazine)
Mars Volcanoes (Smithsonian Air and Space Museum)
Why volcanic ash is such a dangerous hazard to airplanes (Washington Post)
Zodiacal light: All you need to know (EarthSky)