From 1 ppm or so down to non-detect.
No. The ozone is stratosphere is good ozone. The ozone in troposphere is bad ozone.
No, the ozone is not concentrated in troposphere. It is there in stratosphere.
Ozone in troposphere is bad. It acts as a pollutant.
Yes, it is. The ground ozone is present in troposphere.
Troposphere has minute ozone. It is present as a pollutant there.
Ozone gas in the troposphere is very low. It is a pollutant.
If ozone is present in troposphere, it acts as a pollutant.
Ozone in troposphere is a pollutant. Ozone in stratosphere acts as a protective shield.
Ozone gas is not formed in troposphere. It is because the factors that create ozone are not present there.
Troposphere is closest to stratosphere. The ozone is present in the stratosphere.
The ozone present in troposphere is a pollutanat. It is also a greenhouse gas.
See the "Related questions" section below.