As you read this issue ofĮBN, take stock of the acoustical environment in your office, your neighborhood, and your home. A recent study by the American Society of Interior Designers (ASID) reveals that 70% of office workers feel their productivity is being reduced by workspace noise. Nearly one-quarter of the cost of the $11 billion “Big Dig” tunnel project in Boston, Massachusetts is being spent on environmental remediation-much of it on noise management. In Minneapolis, $164 million has been spent since 1992 soundproofing homes in the vicinity of the airport, with retrofitting costs this year of $44,000 per home. Last year, he found that just three remained. Photo: Rocky Mountain InstituteIn 1984, renowned “sound tracker” Gordon Hempton ferreted out 21 locations in Washington State that were free of all human-generated sound for 15 consecutive minutes. Plants make good sound diffusers for the reverberation associated with the many highly reflective surfaces in the atrium. In the atrium of the ING Bank headquarters in the Netherlands, water flowing along the stair's handrail creates a pleasant sound that masks a significant portion of background noise.
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