Earth_122_Ch09_notes_-_slides

Earth_122_Ch09_notes_-_slides - Introduction to...

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Introduction to Environmental Science: 9. Air Pollution Earth 122 Prof. Walter A. Illman
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Air Pollution h h ll ti i th i th t if it ’t f l th ’d b There’s so much pollution in the air now that if it weren’t for our lungs there’d be no place to put it all. Robert Orben
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bjectives Objectives escribe the major categories and sources of air Describe the major categories and sources of air pollution. istinguish between conventional or “criteria” Distinguish between conventional or criteria pollutants and unconventional types as well as plain why each is important explain why each is important. Analyze the origins and dangers of some indoor air pollutants. Relate why atmospheric temperature inversions occur and how they affect air quality.
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bjectives Objectives aluate the dangers of stratospheric ozone Evaluate the dangers of stratospheric ozone depletion and radon in indoor air. nderstand how air pollution damages human Understand how air pollution damages human health, vegetation, and building materials. Compare different approaches to air pollution control. Judge how air quality around the world has improved or degraded in recent years and suggest what we might do about problem areas.
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utline Outline Natural Sources Human Caused Air Pollution Criteria (Conventional) Pollutants Unconventional Pollutants Indoor Air Pollution Climate, Topography and Atmospheric Processes E fects of Air Pollution ffects of Air Pollution Air Pollution Control urrent Conditions and Future Prospects Current Conditions and Future Prospects
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E AIR AROUND US THE AIR AROUND US pproximately 147 million metric tons of air Approximately 147 million metric tons of air pollution are released annually into the mosphere in theUS by human activities atmosphere in the U.S. by human activities. Worldwide emissions total around 2 billion metric ns. tons. Developed countries have been improving air uality while air quality in developing world is quality, while air quality in developing world is getting worse.
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ATURAL SOURCES OF AIR POLLUTION NATURAL SOURCES OF AIR POLLUTION atural Fires oke Natural Fires Smoke Volcanoes Ash and acidic components a Spray lfur Sea Spray Sulfur Vegetation Volatile organic compounds t i lMtbl i t h Bacterial Metabolism Methane Dust Pollen Viruses and Bacteria
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http://usasearch.gov/search?v%3aproject=firstgov-noaa- images&v%3afile=viv_1066%4026%3ajuyosb&v%3aframe=viewimage&v%3astate=%28root%29%7croot&id=Ndoc0&rpaid=&
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http://en.wikipedia.org/wiki/Wildfire
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http://ceos.cnes.fr:8100/cdrom-00b/ceos1/casestud/unepff/home.htm
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hips on the water between Singapore and Indonesia are blanketed in haze from forest http://www.guardian.co.uk/environment/2006/oct/06/indonesia.pollution Ships on the water between Singapore and Indonesia are blanketed in haze from forest fires. Photograph: Tundra Laksamana/AP
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UMAN AUSED AIR POLLUTION
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This note was uploaded on 10/31/2011 for the course EARTH 122 taught by Professor Calia during the Spring '08 term at Waterloo.

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Earth_122_Ch09_notes_-_slides - Introduction to...

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