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With all the improvements in emission-reduction technology for industry and gains in automobile emission reduction, why do we still have air quality concerns?

April 26, 2017air quality automobile concerns emission gains improvements Industry reduction Technology

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With all the improvements in emission-reduction technology for industry and gains in automobile emission reduction, why do we still have air quality concerns?

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As Southeast Michigan develops both physically and economically, changes in the region have resulted in increased automobile travel and other emission-generating activities. Plus, the national air quality standard has become more strict.