International Day for the Preservation of the Ozone Layer 2000

Saturday, 16 September 2000

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

Also known as

  • World Ozone Day

Frequently asked questions

When is International Day for the Preservation of the Ozone Layer 2000?
International Day for the Preservation of the Ozone Layer 2000 is on Saturday, 16 September 2000.
What day of the week is International Day for the Preservation of the Ozone Layer 2000?
It falls on Saturday.
How is International Day for the Preservation of the Ozone Layer calculated?
This event is observed every year on 16 September.