'Cars equals photochemical smog' diaporamas de présentation

Chapter 19

Chapter 19. Air Pollution. Core Case Study: When Is a Lichen Like a Canary?. Lichens can warn us of bad air because they absorb it as a source of nourishment. Figure 19-1. Core Case Study: When Is a Lichen Like a Canary?.

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Chapter 19

Chapter 19. Air Pollution. Chapter Overview Questions. What layers are found in the atmosphere? What are the major outdoor air pollutants, and where do they come from? What are two types of smog? What is acid deposition, and how can it be reduced?

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Chapter 19

Chapter 19. Air Pollution. Air: The Endangered Global Commons. Mixture of gases: 78% Nitrogen, 21% Oxygen, 0.04% Carbon Dioxide, and others Contains water vapor and various pollutants A renewable resource cleansed by natural processes and regenerated by living things

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Chapter 19

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Air Pollution

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Chapter 18

Chapter 18. Air Pollution. Core Case Study: When Is a Lichen Like a Canary?. Lichens can warn us of bad air because they absorb it as a source of nourishment. Figure 19-1. 18-1 What Is the Nature of the Atmosphere?.

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Global Warming vs. Ozone Depletion

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