Section 2:  Air, Noise, and Light Polluton

Chapter 12 Section 2 Presentation
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Key Terms:

• sick-building syndrome
• asbestos
• decibel (dB)

Main Ideas:

• Air pollution may have both long- and short- term effects on human health.
• The air indoors may be more polluted than the air outside.  Plastics, cleaning chemicals, and building materials are major sources of indoor air pollution.
• Noise is a pollutant that affects human health and the quality of life.
• Inefficient lighting diminishes our view of the night sky and wastes energy.