Search results
Results from the WOW.Com Content Network
Noise pollution, or sound pollution, is the propagation of noise or sound with potential harmful effects on humans and animals. The source of outdoor noise worldwide is mainly caused by machines, transport and propagation systems.
A typical noise ordinance sets forth clear definitions of acoustic nomenclature and defines categories of noise generation; then numerical standards are established, so that enforcement personnel can take the necessary steps of warnings, fines or other municipal police power to rectify unacceptable noise generation.
The Noise Pollution and Abatement Act of 1972 is a statute of the United States ... The Act established mechanisms of setting emission standards (noise ...
Noise health effects are the physical and psychological health consequences of regular exposure to consistent elevated sound levels. Noise from traffic, in particular, is considered by the World Health Organization to be one of the worst environmental stressors for humans, second only to air pollution. [2]
This noise abatement wall in The Netherlands has a transparent section at the driver's eye-level to reduce the visual impact for road users. Studies on noise barriers have shown mixed results on their ability to effectively reduce noise pollution. [11]
Passage of the Noise Control Act in 1972 established mechanisms of setting emission standards for virtually every source of noise including motor vehicles, aircraft, certain types of HVAC equipment and major appliances.
Local residents and envionment groups have voiced concerns over noise and air pollution, while this week Mr Miliband suggested airport expansion plans incompatible with legally-binded limits on UK ...
Noise measurement can also be part of a test procedure using white noise, or some other specialized form of test signal.In audio systems and broadcasting, specific methods are used to obtain subjectively valid results in order that different devices and signal paths may be compared regardless of the inconsistent spectral distribution and temporal properties of the noise that they generate.