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Yanitska, I.V.
The ozone layer is a belt of naturally occurring ozone gas that sits 9.3 to 18.6 miles (15 to 30 kilometers) above Earth and serves as a shield from the harmful ultraviolet B radiation emitted by the sun. When you are citing the document, use the fol
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______2001::673fb8546ae0bb6940fbf71992c187cd
http://essuir.sumdu.edu.ua/handle/123456789/34904
http://essuir.sumdu.edu.ua/handle/123456789/34904