Multiple choice

What is the international agreement to phase out ozone depleting chemicals?

  1. X-Plane Program

  2. Agreement of Conservation

  3. Energy Community Treaty

  4. Montreal Protocol

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Montreal Protocol is the international treaty established in 1987 to protect the ozone layer by phasing out the production and consumption of ozone-depleting substances.