- 1983 ➡️ Discovery of ozone hole at Antarctica
- 1987 ➡️ first ever initiative taken for environment
- 1988 ➡️ Vienna Convention
- to stop ⛔ Ozone Depleting Substances
- till 2016 ➡️ all countries banned CFC & HCFC
- currently, in use : HFC
- convention ➡️ not legally binding
- Protocol signed ➡️ Montreal Protocol
- legally binding
Convention v/s Protocol
- Convention
- just a framework
- Protocol
- legally binding