US EditionSouth Africa Reflects on World Ozone Day 2025 and Its Commitment to a Healthier Atmosphere
The Montreal Protocol has led to a 99% phase-out of ozone-depleting substances, showcasing global cooperation and Sri Lanka's early compliance and innovative strategies in ozone layer protection.
- World Ozone Day is observed on September 16, 2025, to commemorate 40 years of the Vienna Convention, an agreement made to protect the ozone layer from harmful substances.
- World Ozone Day 2025 marks forty years since the Vienna Convention was signed on March 22, 1985, to protect the ozone layer.
- Due to the Montreal Protocol, about 99% of ozone-depleting compounds have been reduced worldwide, making it a successful international treaty.
11 Articles
11 Articles
International Day for the Preservation of the Ozone Layer 2025: Why the day is celebrated; history, theme and significance
Every year, World Ozone Day is observed on September 16. The theme “From Science to Global Action” marks 40 years of global work to heal the ozone layer.
The International Day for the Preservation of the Ozone Layer, which falls on 16 September, is this year marked by calls for accelerated global action. The achievements in this area over the past 40 years should serve as an example and inspiration for "another 40 years of action", according to the United Nations.
World Ozone Day 2025: Date, theme, slogans, speeches, posters and drawings
World Ozone Day, also known as International Day for the Preservation of the Ozone Layer, aims to raise awareness about the importance of preserving the ozone layer. Nations came together and agreed to take appropriate measures to protect people and the planet from harmful UV radiation that enters the Earth’s surface through a damaged ozone layer. The day is recognised internationally and commemorates the signing of the Montreal Protocol. Read o…
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