New Map Shows Background Noise Levels Across the United States

Yale e360
By Yale Environment 360Feb 24, 2015, 12:48 pm57 pts
A new map by the U.S. National Park Service (NPS) shows America's quietest and noisiest places. The park service Enlarge Background noise levels mapped background noise levels across the country on an average summer day using 1.5 million hours of acoustical data. The quietest areas of the country, such as…

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