Number of the records: 1
ozón stratosférický
Subject h. ozón stratosférický Subject h. Stratospheric Ozone Entry terms vrstva ozónová English X references Ozone Layer Scope note in English Ozone in the Earth's stratosphere. It is produced continuously by the action of solar ULTRAVIOLET RAYS on oxygen in the stratosphere. The stratospheric ozone (especially at the ozone layer) blocks much of the solar UV radiation of wavelengths of 320 nanometers or less from being transmitted to lower ATMOSPHERE of the Earth. 
subject heading
Number of the records: 1