HORTICULTURE

Detailed explanation-1: -National days on Sat Sep 16th, 2023. Explore worldwide events, festivals, funny, weird, and national days on this day! It’s National Dance Day, Mayflower Day, International Day for the Preservation of the Ozone Layer, National Gymnastics Day, National Guacamole Day… and much more!

Detailed explanation-2: -Complete answer: The United Nations General Assembly proclaimed in 1994 that 16th September of every year is to be celebrated as World Ozone Day. This day is also considered as the International Day for the Protection and Preservation of the Ozone Layer.

Detailed explanation-3: -On 19 December 1994, the UN General Assembly proclaimed 16 September to be the International Day for the Preservation of the Ozone Layer, commemorating the date when the Montreal Protocol on Substances that Deplete the Ozone Layer was signed in 1987. The day was first celebrated on September 16, 1995.