The erosion of the ozone layer
The ozone hole is a thinning or losing parts of the ozone layer above the south pole .
You should know that the scientists have noticed that there was the erosion of the ozone layer above the South Pole , Since 1978 , And it is known as the ozone hole .
It increases in September each year , Because all the pollutants assemble as black clouds , and they are pushed by the wind towards the South Pole to increase the ozone depletion from year to year .
The most dangerous pollutants of the ozone layer
The most dangerous pollutants of the ozone layer . |
Chlorofluorocarbon compounds which known as Freon , And it is used as a cooling substance in the air conditioning sets , It is used as a Propellant substance in aerosols , It is used as a flating substance in making the foam backing , And It is used as solvent substance for cleaning the electric circuits slides .
The effect of the chlorofluorocarbon compounds on the ozone layer . |
Halons which used in the fire extinguishers .
Nitrogen oxides that are produced from the burning of the fuel of the ultrasound airplanes ( Concorde ) .
Methyl bromide gas that is used as an insecticide to preserve the stored agricultural crops .
The steps of the erosion of the ozone layer . |
How to Protect the ozone layer ?
The erosion of the ozone layer continues because of the pollutants . |
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