IB ESS SL 6.4.6 Ozone Depleting Substances Odss Questions
Practise IB ESS SL 006.004.006 by applying ozone-depleting substances (odss) concepts to environmental systems questions.
- Syllabus
- First assessment 2026
- Course
- ESS SL
- Level
- SL
Exam points
- identify sources and chemical examples of ozone-depleting substances
- explain how ODSs and human activities disrupt stratospheric-ozone equilibrium
- distinguish ozone-depletion causes from global-warming causes and evaluate policy effects such as the Montreal Protocol
IB ESS SL 6.4.6 Ozone Depleting Substances Odss Questions question 1
Figure:Observed and projected changes in global stratospheric ozone
Key:
- Annually averaged data
- Average of atmospheric model projections
State one chemical responsible for the trend in the recorded annually averaged data between 1980 and 1990 shown in the stratospheric-ozone chart shown above.
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