1. Decide whether the event shifts the supply or demand curve (or perhaps both).\ 2. Decide in which direction the curve shifts. 3. Use the siupply-and-demand diagram to see how the shift changes the equilibrium price and quantity.
Man-made causes of depletion of ozone layer: The main cause for the depletion of ozone is determined as excessive release of chlorine and bromine from man-made compounds such as chlorofluorocarbons (CFCs).
phantom is right on most of what he says , The ozone layer also protects harmful rays from entering the earth. Since the ozone layer is being destroyed by pollution, it doesnt stop these harmful rays from entering the earth, and oxygen is escaping the earth. It also affects global warming .