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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.
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 ...
A study conducted in 2018 found that while aircraft noise in decibel level cannot cause any psychological-illness, there is a link to how aircraft noise causes an annoyance to residents which then leads to psychological illness. [24] The sensitivity of noise among people has an association with environmental noise and those affects. [24]
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.
Roadway noise is the most prevalent form of environmental noise.Pictured: São Paulo, Brazil. Roadway noise is the collective sound energy emanating from motor vehicles.It consists chiefly of road surface, tire, engine/transmission, aerodynamic, and braking elements.
Various definitions of pollution exist, which may or may not recognize certain types, such as noise pollution or greenhouse gases.The United States Environmental Protection Administration defines pollution as "Any substances in water, soil, or air that degrade the natural quality of the environment, offend the senses of sight, taste, or smell, or cause a health hazard.
Air pollution in India is a serious issue, with the major sources being biomass burning, fuel adulteration, vehicle emission, and traffic congestion. Air pollution is also the main cause of the Asian brown cloud, which has been causing the monsoon season to be delayed. India is the world's largest consumer of fuelwood, agricultural waste, and ...
Diseases caused by pollution, lead to the chronic illness and deaths of about 8.4 million people each year. However, pollution receives a fraction of the interest from the global community. [1] This is in part because pollution causes so many diseases that it is often difficult to draw a straight line between cause and effect.