IB ESS HL 8.3.9 Hl Smog Intensification Factors Questions
Practise IB ESS HL 8.3.9 by applying smog intensification factors concepts to environmental systems questions.
- Syllabus
- First assessment 2026
- Course
- ESS HL
- Level
- HL
Exam points
- Explain how abundant sunlight, weak winds and temperature inversions intensify photochemical smog.
- Explain how valleys, mountains and high buildings restrict pollutant dispersion and raise smog severity.
IB ESS HL 8.3.9 Hl Smog Intensification Factors Questions question 1
Figure 2: Mean monthly regional changes due to the 2020 COVID-19 lockdowns in (a) NOx emissions and (b) tropospheric ozone concentrations
Tropospheric ozone is a major component of photochemical smog. Outline two conditions that contribute to high levels of photochemical smog in an area.
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