Problem of Ozone Layer Depletion

What is Ozone Layer Depletion? It is a pollution caused by Chlorine and Bromide found on Chloro-Floro- Sorbuns (CFCS). Once the totoxic gases reaches the ozone layer, they ciase a hole in the atmosphere which is over the Antartic. If there is no ozone layer. Most of the organism would be dead due to to much UV radiation and heat.