to protect the earth to heat makes of sun
CFC's are the reason. They react with ozone to deplete it and makes the layer thin.
The ozone is created in atmosphere by ozone cycle. It helps in maintaining the quantity of ozone layer.
See "What is causing the depletion of the ozone layer?" in the "Related questions" section below.noEnergy boths makes and destroys ozone.
There have been various experiments measuring the ozone layer. The ozone over the poles is seen to have depleted.
CFC's contain Chlorine. This makes it a strong poison for ozone.
Ozone layer is disappearing. I is because of the increased UV content on earth.
The ozone layer gets thin by man made destructive products. Various ODS are responsible for that.
Pollution can break the ozone by global warming. This can then cause ozone depletion.
Ozone depletion makes it thinner. It is because of CFC's.
Ozone is disappearing. It is because of the increasing CFC's.
Thinning of ozone layer results in UV entering the earth. UV makes the life on earth difficult.
Well, the Ozone layer is part of Earth's atmosphere, so it is both. The atmosphere is what makes the sky blue.