Search results
Results from the WOW.Com Content Network
With regard to indoor noise pollution in residences, the U.S. Environmental Protection Agency (EPA) has not set any restrictions on limits to the level of noise. Rather, it has provided a list of recommended levels in its Model Community Noise Control Ordinance, which was published in 1975. For instance, the recommended noise level for indoor ...
Noise pollution, or sound pollution ... High noise levels can contribute to cardiovascular effects in humans and an increased incidence of coronary ... or pitch, is ...
Noise pollution has been linked to metabolic syndrome, a group of health conditions including abdominal obesity and high cholesterol, triglycerides, blood sugar and blood pressure.
Noise-induced hearing loss can cause high-pitched tinnitus. [14] An estimated 50 million Americans have some degree of tinnitus in one or both ears; 16 million of them have symptoms serious enough for them to see a doctor or hearing specialist.
Six of the top ten noisiest cities in the U.S. are located on the East coast. Louisville ranks among the top 50 loudest places in the country.
Noise-generating aircraft propeller. Aircraft noise is noise pollution produced by an aircraft or its components, whether on the ground while parked such as auxiliary power units, while taxiing, on run-up from propeller and jet exhaust, during takeoff, underneath and lateral to departure and arrival paths, over-flying while en route, or during landing.
The Lombard effect or Lombard reflex is the involuntary tendency of speakers to increase their vocal effort when speaking in loud noise to enhance the audibility of their voice. [5] This change includes not only loudness but also other acoustic features such as pitch, rate, and duration of syllables.
As suburban sprawl continues and traffic demands increase everywhere, more homeowners are faced with an annoying byproduct: noise. But there are numerous ways to fight noise. We'll start with your ...