Park Service’s ‘noise map’ shows Dallas-Fort Worth among nation’s loudest places

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“Complete national sound monitoring is impossible, at least on the Park Service’s budget,” notes Science News. “So researchers including Kurt Fristrup of the Park Service and Mennitt, of Colorado State University in Fort Collins, fed what data they could find, totaling about 1.5 million hours of acoustical monitoring, into a machine-learning computer program….”

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