What effect did the Montreal Protocol have on Earth's ozone?
It moved the ozone hole to the other pole.
It increased ozone in the stratosphere.
It decreased ozone in the stratosphere.
It did not affect the ozone.



Answer :

Final answer:

The Montreal Protocol successfully reduced ozone-depleting substances, limiting ozone depletion and allowing the ozone layer to recover.


Explanation:

The Montreal Protocol was an international agreement that aimed to phase out substances like chlorofluorocarbons (CFCs) responsible for ozone depletion. By reducing the use of these harmful chemicals, the Montreal Protocol has been successful in limiting ozone depletion and allowing the ozone layer to recover over time.


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