Introduction - ENV 4101 Elements of Air Pollution / ENV...

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09/13/11 1 ENV 4101 Elements of Air Pollution / ENV 5105 Foundations of Air Pollution Spring 2008 PSY 151, MW Periods 4-5 Dr. Chang-Yu Wu
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09/13/11 2 What is air pollution? The presence of any substances in the atmosphere in quantities which are or may be harmful or injurious to human health , welfare, animal or plant life , or property or unreasonably interfere with the enjoyment of life or property . Florida Administrative Code, Chapter 17-2. Reading: Chap 2.0, 2.1, 2.2.3, 2.2.4 & 2.4.8
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09/13/11 3 Why is it important to study air pollution and air quality? How important is air pollution compared to other types of pollution (in terms of social benefits)? Examples of air pollution problems?
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09/13/11 4 Air pollution has been there for a long time…. Indian cave painting www.kamat.com/kalranga/rockpain/ www.acornplanet.com/hui_inkstick.shtml Chinese ink is made of soot produced by burning oil or wood in a smoke house www.bampfa.berkeley.edu/. ../in Cavemen used fire for energy and cooking, which also yielded air pollutants www.cartoonstock.com/dire
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09/13/11 5 Very serious in developing countries Cairo ( Egypt ) skyline Picture courtesy Dr. Peter Raven Commuters in Indonesia wear air filters in an effort to beat the haze cnn.com www.e-waste.ch/. ../processes/ Open burning of e-waste to recycle metals www.crra.com/ewaste/ttrash2/ttrash2/ How bad are these pollutants? Are we in US immune from these pollutants?
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09/13/11 6 Asian Dust Storm http://www.cmdl.noaa.gov/images/asian_dust.jpg www.lakepowell.net/asiandust.htm Sometimes the intense storm can reach North America in 5- 7 days. A street scene in Beijing ( China ) during the episode Asian Dust Cloud Over Page, Arizona Any benefit of the storm?
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09/13/11 7 Sahara Dust Sahara dust over Austria http://www.captain.at/capages/s ahara-dust-storm/ www.nrlmry.navy.mil/. ../20020107_sahara/ http://science.nasa.gov/headlines/images/dustmicrobes/movies/july00index.mov Spectrometer data for dust moving westward across the Atlantic Ocean Dust off Africa Coast http://science.nasa.gov/headlines/images/dustmicrobes/movies/dustPar2.mov
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Introduction - ENV 4101 Elements of Air Pollution / ENV...

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