Apropos of my previous post, Connor asks what the wind farm sounds like. There are several components, in fact. The wind, you expect of course, rustling at several tens of miles per hour over rocks and grass and whatnot. The low rhythmic pounding of the turbine blades isn't especially surprising, either, like distant waves or heavy machinery. Most remarkable, on top of all that, is the sibilant hiss from the blade tips as they rip a jagged gash through the air at an appreciable fraction of the speed of sound. It sounded something like this:
Posted by Milligan at April 22, 2009 1:34 PM | TrackBack