Ozone is away from crust. It founds suitable conditions for formation there.
crust
The earths crust is a part of the outermost layer.
Yes, the crust is the top layer. It continually changes.
Crust
half of earths layer
The earth thinnest layer is the crust.
The crust is the thinnest layer of the Earth.
The crust
The crust.
The crust.
The crust is the coldest geologic layer.
the crust is the thinnest of the three. the thinnest on the crust is the LITHOSPHERE