Do PM2.5 particles reduce in summers and increase in winters?

However, let's consider same amount of PM is mixing in air during both winter and summer, but even then the PM2.5 levels will be higher in winter because all these checks are performed for the lower layer of air. read more

So, obviously during winter it is more and hence PM2.5 also. However, let's consider same amount of PM is mixing in air during both winter and summer, but even then the PM2.5 levels will be higher in winter because all these checks are performed for the lower layer of air. read more

The term fine particles, or particulate matter 2.5 (PM 2.5), refers to tiny particles or droplets in the air that are two and one half microns or less in width. Like inches, meters and miles, a micron is a unit of measurement for distance. read more