HOUSTON Apparently Houston needs to clean up its act.Travel and Leisure Magazine says Houston is one of the dirtiest cities in America; number ten, to be exact.
Travel and Leisure: Houston ranked 10th dirtiest city in America
The American Lung Association says the reason is because Houston has a lot of pollution.
The dirtiest city is New York, followed by New Orleans.
The Dallas/ Fort Worth area ranked number 7.
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