Ozone layer

What is Ozone layer?

Ozone layer definition and meaning on Dictionary terms:
noun
Meteorology. the layer of the upper atmosphere where most atmospheric ozone is concentrated, from about 8 to 30 miles (12 to 48 km) above the earth, with the maximum ozone concentration occurring at an altitude of about 12 miles (19 km).

 

reference: www.dictionary.com/browse/ozone-layer

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