8.3 Urban air pollutionIB Environmental Systems and Societies HL: Flashcards

What these 14 flashcards ask

• What are the main urban air pollutants?
• What is a primary pollutant?
• How do SO2 and NOx cause acid rain?
• Give two ecological impacts of acid rain.
• Give one strategy to reduce SO2 emissions from power stations.
• What is photochemical smog?
• Name a secondary pollutant in photochemical smog.
• Why is photochemical smog worse in sunny weather?
• What is a temperature inversion?
• How does topography intensify smog?
• Give two direct biological impacts of tropospheric ozone.
• Give a direct physical impact of tropospheric ozone.
• Give two indirect impacts of tropospheric ozone.
• How is stratospheric ozone different from tropospheric ozone?