Environment & Ecology · Environmental Science
The International Day for the Preservation of the Ozone Layer is observed annually on 16th September to commemorate which significant milestone?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The first discovery and reporting of the ozone hole over Antarctica
- 2The signing of the Montreal Protocol on Substances that Deplete the Ozone Layer✓
- 3The official entry into force of the Vienna Convention for the Protection of the Ozone Layer
- 4The adoption of the World Plan of Action on the Ozone Layer by UNEP
Correct answer
The signing of the Montreal Protocol on Substances that Deplete the Ozone Layer
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