World Ozone Day 2026: Theme and Montreal Protocol
Why in the news
The World Ozone Day, formally the day for preserving the ozone layer, was marked on 16 September 2026.
Key facts
- Date: 16 September; purpose: spread awareness about safeguarding the ozone layer.
- 2026 theme: “Global action for a cooler planet”.
- Why this date: the Montreal Protocol was signed on it in 1987.
- The UN designated the day in 1994.
Timeline
| Year | Event |
|---|---|
| 1987 | Montreal Protocol signed |
| 1994 | UN declares 16 September as the day for ozone layer preservation |
| 2026 | Theme: Global action for a cooler planet |
Exam angle
- Day: 16 September; treaty linked to it: Montreal Protocol (1987).
- UN declaration year: 1994.
- Theme 2026: Global action for a cooler planet.