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Biomimicry Helps Reduce Wind Turbine Noise

Source
Engineering News

Publication Date
2016-11-18

Many species of owl are able to hunt in effective silence by suppressing their noise at sound frequencies above 1.6 kilohertz (kHz) - over the range that can be heard by humans.

Content
http://www.engineering.com/DesignerEdge/DesignerEdgeArticles/ArticleID/13706/Biomimicry-Helps-Reduce-Wind-Turbine-Noise.aspx