Multiple choice

The main objective of Montreal Protocol signed act Montreal in 1987 was

  1. to control emission of acid rain causing substances

  2. to control emission of global warming causing substances

  3. to control emission of ozone depleting substances

  4. to control emission of oxygen depleting substances

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

The main objective of Montreal Protocol was signed act Montreal in 1987, is to control emission of ozone depleting substances.