Geography · Climatology
What specific critical function do Polar Stratospheric Clouds (PSCs) serve in the process of Antarctic ozone depletion?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1They absorb excess ultraviolet radiation to prevent it from breaking down stratospheric oxygen molecules.
- 2They generate a strong circular wind pattern that isolates cold air and concentrates atmospheric pollutants.
- 3They directly emit volatile organic compounds that react with sunlight to form tropospheric smog.
- 4They provide a surface for reactions that convert stable chlorine and bromine compounds into reactive forms.✓
Correct answer
They provide a surface for reactions that convert stable chlorine and bromine compounds into reactive forms.
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