World Ozone Day 2026: Theme Global Action For Cooler Planet

The International Day for the Preservation of the Ozone Layer, popularly known as World Ozone Day, is observed globally on September 16, 2026.

Theme 2026: The official theme is "Global Action for a Cooler Planet," linking ozone protection directly with international climate action.
Observance History: The day was first observed in 1995 to promote environmental responsibility and collective global action.

World Ozone Day → Established by the United Nations General Assembly (UNGA) → Commemorates the date of the signing of the Montreal Protocol in 1987
Montreal Protocol → An international treaty designed to protect the ozone layer by phasing out the production of substances responsible for ozone depletion → considered one of the most successful environmental agreements