Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test People Development & Environment Basics of Environment Environment
Which international agreement aims to phase out the use of substances that deplete the ozone layer?
1
Kyoto Protocol
2
Montreal Protocol
3
Stockholm Convention
4
More than one of the above
5
None of the above