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).
The ozone layer protects life on earth by acting as a shield against ultraviolet rays, which are destructive to any living organism. Ultraviolet rays are emitted by the sun, but before they reach the surface of the earth they are intercepted by the ozone layer of the atmosphere. Continue Reading.