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She was born in 1827, in New York, New York, United States
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She invented different systems to alleviate the pollution of large cities.
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She lived near the railway tracks and found the deafening noise produced by trains as they hollered past her home to be particularly sickening. The elevated railway systems were rapidly expanding in New York City, and so were the rising levels of noise pollution.
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Developed a mechanism to reduce the noise of passing trains (in elevated railways).