Economics · Environmental Economics
The Montreal Protocol, finalized in 1987, is an international treaty designed to:
- 1Protect endangered species through carbon emission reduction
- 2Regulate international trade through tradable emission permits
- 3Establish global optimal usage of common property resources
- 4Protect the ozone layer by phasing out ozone-depleting substances✓
Correct answer
Protect the ozone layer by phasing out ozone-depleting substances
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