Montreal Protocol
- The Montreal Protocol is a landmark international treaty adopted in 1987 to protect the ozone layer.
- Its full title is the Montreal Protocol on Substances that Deplete the Ozone Layer.
- Aims to phase out the production and consumption of ozone-depleting substances (ODS).
- Came into force on January 1, 1989.
- Signed by 197 parties, making it one of the most successful environmental agreements globally.
- The p