There are no elements in ozone layer other than ozone. It is important as it protect against UV's.
Ozone layer is the layer of ozone. Humans are altering it by CFC's.
Humans are threatening the ozone layer by using CFC's. they react with ozone and deplete it.
The ozone layer acts as a protective shield on the surface of earth. It protects us from the harmful UV rays of the sun.
Damaged ozone layer would eventually cause extinction. It is one of the most important prospects of the earth.
Holes in ozone layer is the thinning of ozone layer. It is because of use of ODS by humans.
The hole in ozone layer is the thinning of layer of ozone. It is because of the CFC's released by humans.
Ozone layer is a layer of ozone molecules. It is destroyed by man made CFC's.
The CFC's are the elements affecting the ozone layer. Not marginally but the effect can be termed as fatal.
The CFC's by humans damage the ozone layer. They react with ozone to deplete it.
Humans are causing the hole in ozone layer by using CFCs. These CFC are the factors responsible for depletion of ozone.
Humans are affected by the ozone layer. If there was no ozone, there would be no human life.
The ozone layer is disapperaing due to the use of CFc's by humans.