IB ESS SL 6.4.8 Montreal Protocol Questions
Practise IB ESS SL 006.004.008 by applying montreal protocol concepts to environmental systems questions.
- Syllabus
- First assessment 2026
- Course
- ESS SL
- Level
- SL
Exam points
- identify ozone-depleting substances, substitutes, bans, technology and international agreements as causes of projected ozone recovery
- explain how the Montreal Protocol, CFC phase-out, alternatives, education and natural breakdown reduce ozone depletion
- use graph evidence to explain projected change in ozone levels and distinguish recorded from predicted recovery
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IB ESS SL 6.4.8 Montreal Protocol Questions question 1
[Maximum number: 1]
Identify one method to reduce ozone-depleting substances.
Any one of the following: find substitutes for Ozone Depleting Substances (ODS);
ban ODSs;
international agreements, eg Montreal Protocol;
develop new technology, eg pump action aerosols;
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