What difference between stratospheric and ground level ozone?
Stratospheric ozone or A good ozone is a layer surrounding the earths atmosphere. It protects all life on earth from the damaging effects of the sun’s rays. Ground level ozone is formed by a photochemical reaction between atmospheric oxygen (O2) and smog forming chemicals at the earths surface. It is odorless and colorless, but can have profound effects on the human respiratory system.