IB ESS HL 6.4.8 Montreal Protocol Questions

Practise IB ESS HL 006.004.008 by applying montreal protocol concepts to environmental systems questions.

Syllabus
First assessment 2026
Course
ESS HL
Level
HL

Exam points

  • describe the Montreal Protocol as an international treaty regulating CFCs and ODSs
  • identify methods and strategies to reduce release of ozone-depleting substances
  • evaluate why Montreal Protocol cooperation changed projected stratospheric ozone levels

IB ESS HL 6.4.8 Montreal Protocol Questions question 1

[Maximum number: 1]

Identify one method to reduce ozone-depleting substances.

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