Summary:
Joshi also acquainted students regarding the causes and current status of ozone layer depletion. Sahni summed up the speech with the slogan, Save Ozone and Save Life. Students identified the reasons behind ozone layer depletion, their detrimental effects on human life and steps that can be taken up to reduce depletion of ozone layer. The Montreal Protocol was signed on August 26, 1987 to protect the ozone layer by phasing out production of substances responsible for ozone depletion. The theme for this year is “32 years of healing” as this year marks the celebration of over three decades of remarkable international cooperation to protect ozone layer and climate under the Montreal Protocol..