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About David L. Russell, PE
Expertise
I`m a Chemical,Civil and Environmental Engineer and have a number of projects in all phases of the environment. I have worked in the chemical industry and am active in professional societies, and am currently on an industrial wastes committee for the Water Environment Federation, and have taught courses in remediation in the US and abroad. I have written one book on Remediation of petroleum Contaminated Sites, and have a second book on PRACTICAL WASTEWATER TREATMENT to be published by John Wiley in September, 2006. I've also written over 30 articles on various elements of environmental problems and cleanup. Most Recently, I have addressed a NATO Scientific and Techical Conference on Ecoterrorism, and have worked with the same group on remediation of sites contaminated with Chemical Warfare Agent materials and othe materials as well. . I can answer q`s about Chemical and Environmental Engineering, land development, air pollution, water pollution, soil and water cleanup, combustion, international environmental problems, industrial processes chemical processes. Civil and Environmental and Chemical Engineering. Overall, I have over 35 years of experience in this area. Note: I do not answer homework questions

Experience
I love work in the third world and developing areas because it is challenging and one can get a sense of accomplishment.
 
   

You are here:  Experts > Science > Environmental Issues > Environmental Science > air quality

Environmental Science - air quality


Expert: David L. Russell, PE - 11/21/2008

Question
i am doing my science fare project and i have to explain about the holes in my topic air quality. i was thinking about the measurement of air quality. can we really tell the exact air quality

Answer
Yes, we can measure the air quality by measurement of the chemicals in it. In most cases, there are specific chemical tests to detect the levels of pollutants in the air in the parts per million and parts per billion ranges. The chemistry may be a bit beyond your school level but if you go to the www.epa.gov website and look for air quality measurement, you will find measurement methods for both indoor and outdoor air quality. You will also find information on air dispersion modeling which is a mathematical method for prediction of air quality based upon dispersion models which try to predict the concentration of pollutants from an emission source when the wind is blowing in a particular direction.

Good luck

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