"There can be no doubt that groups of industrial wind turbines ("wind farms") generate sufficient noise to disturb the sleep and impair the health of those living nearby," states Dr. Christopher Hanning in a recent report titled "Sleep Disturbance and Wind Turbine Noise." Founder of the Leicester Sleep Disorders Service, which is the longest standing and largest service of its kind in Great Britain, Dr. Christopher Hanning's work in the area of sleep disorders has spanned thirty years.