Which one of the following Protocols was signed in the year 1987 to reduce the production and use of ozone-depleting substances?

Which one of the following Protocols was signed in the year 1987 to reduce the production and use of ozone-depleting substances?

(a) Kyoto Protocol

(b) Montreal Protocol

(c) Nagoya Protocol

(d) Cartagena Protocol

 

Ans:(b) Montreal Protocol 

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