Lecture 13 Air Pollution

Lecture 13 Air Pollution - Lecture 13 Air Pollution and...

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Lecture 13 Air Pollution and Acid Rain Lecture 13 Air Pollution and Acid Rain Natural Gases of the Atmosphere: • Nitrogen (N 2 gas) 78 % • Oxygen 21 % • Argon 0.93 % • Carbon dioxide 0.038 % • Water vapour about 1% • Other 0.002% Air pollution: the presence of chemicals in high enough concentrations to harm organisms, materials and change climate Pinatubo Volcano, Philippines Dust storm, Africa Forest fires, California Lecture 13 Air Pollution and Acid Rain Some examples of natural air pollution Lecture 13 Air Pollution and Acid Rain Most air pollution is Anthropogenic The World at Night Lecture 13 Air Pollution and Acid Rain Air Pollution Lecture 13 Air Pollution and Acid Rain Sources: Stationary Point sources Fugitive Regional Mobile Pollution : 1
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Lecture 13 Air Pollution and Acid Rain Air Pollutants: Primary: Identifiable source Secondary: From chemical reactions 70% from fossil fuels Lecture 13 Air Pollution and Acid Rain Natural and Human Produced Pollutants Lecture 13 Air Pollution and Acid Rain SO 2 Emissions Significant amount produced from fossil-fuel burning Oxidation to form sulfuric acid Colorless, odorless Dangerous impacts:
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This note was uploaded on 01/19/2012 for the course EARTH SCIE 1081 taught by Professor Samrussell during the Fall '11 term at UWO.

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Lecture 13 Air Pollution - Lecture 13 Air Pollution and...

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