Question

What effect did the Montreal Protocol have on Earth's ozone? (1 point)

It decreased ozone in the troposphere
It decreased ozone in the stratosphere.
It increased ozone in the stratosphere
It increased ozone in the troposphere​

Answer 1

It decreased ozone in the stratosphere.

explination:

The Montreal Protocol on Substances that Deplete the Ozone Layer is a global agreement to protect the Earth's ozone layer by phasing out the chemicals that deplete it. This phase-out plan includes both the production and consumption of ozone-depleting substances.

Answer 2

increase ozone in the stratosphere