International Day for the Preservation of the Ozone Layer 2801

Sunday, 16 September 2801

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 2801?: International Day for the Preservation of the Ozone Layer 2801 is on Sunday, 16 September 2801.
What day of the week is International Day for the Preservation of the Ozone Layer 2801?: It falls on Sunday.
How is International Day for the Preservation of the Ozone Layer calculated?: This event is observed every year on 16 September.