Explain “ Ozone layer “ and “Ozone Hole ”. 4 marks 2003
The ozone layer or ozone shield refers to a region of Earth’s stratosphere that absorbs most of the Sun’s ultraviolet (UV) radiation. It contains high concentrations of ozone (O3) relative to other parts of Subscribe on YouTube the atmosphere, although still very small relative to other gases in the stratosphere. The ozone “hole” is really … Read more Explain “ Ozone layer “ and “Ozone Hole ”. 4 marks 2003