The Montreal Protocol is related to the protection of:

ABiodiversity

BGlaciers

COceans

DThe stratospheric ozone layer ✓ Correct

Correct answer: (D) The stratospheric ozone layer

Explanation

The Montreal Protocol protects the stratospheric ozone layer by phasing out ozone depleting substances.

Signed in 1987, it is regarded as one of the most successful environmental treaties.

It does not directly target biodiversity, which the Convention on Biological Diversity covers.

It does not address glaciers, which fall under climate agreements.

It does not address oceans, which have their own conventions.

It froze and phased out CFCs, halons and related chemicals worldwide.

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