Current Affairs - Important Days - Discussion

The International Day for the preservation of the Ozone Layer is observed every year on September 16 to mark the commemoration of the date of signing of the Montreal Protocol in 1987 on substances that deplete the Ozone layer. The 2017 theme 'Caring for all life under the sun'. The Ozone layer is a fragile shield of gas which protects the Earth from the harmful ultraviolet radiation of the sun and thus helping preserve life on the planet. Substances like Chlorofluorocarbons, halons, Carbontetrachloride are responsible for ozone layer depletion.