6.3 Photochemical Smog

Significant Ideas:

• The combustion of fossil fuels produces primary pollutants that may generate secondary pollutants and lead to photochemical smog, the levels of which can vary by topography, population density, and climate.

• Photochemical smog has significant impacts on societies and living systems.

• Photochemical smog can be reduced by decreasing human reliance on fossil fuels.

Applications & Skills:

• Evaluate pollution management strategies for reducing photochemical smog.