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Stratospheric was created in 2000.
Stratospheric ozone is desirable on human beings. It is due to the fact that stratospheric ozone is a vital part in protecting the UV rays.
Stratospheric ozone forms the ozone layer. Destroying it is ozone depletion.
Stratospheric ozone is present in ozone layer. It occurs because of UV.
No, they are not. Humans are chaging the stratospheric ozone only.