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https://exam.pscnotes.com/current-affairs/wp-content/uploads/sites/307/2025/04/15052_1743641519.jpg434650World Ozone Day: Celebrating a Triumph and Facing New Challenges Introduction Every year on September 16th, the world observes World Ozone Day, commemorating the signing of the Montreal Protocol in 1987. This international treaty, hailed as a landmark achievement in environmental diplomacy, aimed to phase out the production and consumption of ozone-depleting substances (ODS), primarily ... Read more