International Day for the Preservation of the Ozone Layer 2033

Friday, 16 September 2033

Marks the signing of the Montreal Protocol and promotes protection of the ozone layer.

Also known as

World Ozone Day

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Frequently asked questions

When is International Day for the Preservation of the Ozone Layer 2033?: International Day for the Preservation of the Ozone Layer 2033 is on Friday, 16 September 2033.
What day of the week is International Day for the Preservation of the Ozone Layer 2033?: It falls on Friday.
How is International Day for the Preservation of the Ozone Layer calculated?: This event is observed every year on 16 September.