10 Air, Noise, Radiation

10 Air, Noise, Radiation - LIVING WITH THE EARTH AIR,...

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LIVING WITH THE EARTH AIR, NOISE, AND RADIATION - Moore 1
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Objectives for this Chapter A student reading this chapter will be able : to: 1. List and explain the reasons why air ollution is considered a national and global pollution is considered a national and global threat. 2. Discuss and describe the chemical and physical components of the atmosphere, and explain the mechanisms of dispersion. AIR, NOISE, AND RADIATION - Moore 2
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bjectives for this Chapter Objectives for this Chapter A student reading this chapter will be able to: Describe the regulatory efforts in the U S with 3. Describe the regulatory efforts in the U.S. with emphasis on titles of the 1990 CAAA. Discuss the issues behind stratospheric ozone 4. Discuss the issues behind stratospheric ozone depletion and global warming. . List and discuss the nature, sources, and health 5. List and discuss the nature, sources, and health and welfare effects of the criteria pollutants. AIR, NOISE, AND RADIATION - Moore 3
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Objectives for this Chapter A student reading this chapter will be able : to: 6. List, discuss, and describe the major sources f indoor air pollution, including health effects of indoor air pollution, including health effects and methods of control. 7. Define noise pollution and radiation. List the major sources and known health effects of noise and radiation. AIR, NOISE, AND RADIATION - Moore 4
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AIR NOISE AND RADIATION Introduction History Edward I and II of Great Britain severely punished air polluters Until 1930s (Meuse Valley, Belgium.) air pollution considered a nuisance. Air pollution episodes in Donora, PA, London England, Losa Angeles, CA, NY City caused AIR, NOISE, AND RADIATION - Moore 5 many deaths, raised public awareness.
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AIR NOISE AND RADIATION Air pollution threatens global ecology onsensus grows that industrial emissions such Consensus grows that industrial emissions such as carbon dioxide and other greenhouse gases, are contributing to global warming . Chlorofluorocarbons may be depleting stratospheric ozone Acid deposition AIR, NOISE, AND RADIATION - Moore 6
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AIR NOISE AND RADIATION Air pollution threatens human health thma, bronchitis, emphysema, cancer, asthma, bronchitis, emphysema, cancer, respiratory infections, irritation, cardiovascular disease Air pollution threatens living plants and human-made structures forest decline, corrosion of metal, soiling of buildings, degradation of paints, textiles, AIR, NOISE, AND RADIATION - Moore 7 leather, paper, and dyes.
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METHODS OF DISPERSION Chemical Characteristics itrogen (N2) represents a constant 78 percent Nitrogen (N2) represents a constant 78 percent of the 500 billion tons of air surrounding the planet, while oxygen (O 2 ) remains steady at 21 percent, and argon (Ar) at 0.9 percent. (Fig. 10- 1). AIR, NOISE, AND RADIATION - Moore
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10 Air, Noise, Radiation - LIVING WITH THE EARTH AIR,...

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