contributing to the fresh, vegetal smell of petrichor.The formation of ozone in the atmospherecan also be a factor if there is a thunderstorm. Lightning is so powerful that it can split molecules of oxygen and nitrogen to form nitric oxide and ozone, which has ...
Seek out warm and humid surface air layersHot, humid air near the surface is vital for tornadoes to form, as it provides the "fuel" for their parent storms as well as tornadoes themselves. Anythunderstorm, large or small, begins as an updraft, a column of warm, moist air moving upward ...