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  2. Noise pollution - Wikipedia

    en.wikipedia.org/wiki/Noise_pollution

    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.

  3. Nearly 95 million Americans are living with noise pollution ...

    www.aol.com/lifestyle/nearly-95-million...

    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.

  4. Visual pollution - Wikipedia

    en.wikipedia.org/wiki/Visual_pollution

    Recently, a tool was introduced for visual pollution measurement which can be used to measure the presence of various visual pollution objects (VPOs) and the resultant level of visual pollution. A detailed analysis of visual pollution, its context, case studies and analysis using the tool is discussed in Visual Pollution: Concepts, Practices ...

  5. Environmental noise - Wikipedia

    en.wikipedia.org/wiki/Environmental_noise

    Environmental noise is an accumulation of noise pollution that occurs outside. This noise can be caused by transport, industrial, and recreational activities. [1] Noise is frequently described as 'unwanted sound'. Within this context, environmental noise is generally present in some form in all areas of human, animal, or environmental activity.

  6. Noise barrier - Wikipedia

    en.wikipedia.org/wiki/Noise_barrier

    A noise barrier (also called a soundwall, noise wall, sound berm, sound barrier, or acoustical barrier) is an exterior structure designed to protect inhabitants of sensitive land use areas from noise pollution. Noise barriers are the most effective method of mitigating roadway, railway, and industrial noise sources – other than cessation of ...

  7. Environmental hazard - Wikipedia

    en.wikipedia.org/wiki/Environmental_hazard

    Light pollution – Excess artificial light in an environment; Lighting – Deliberate use of light to achieve practical or aesthetic effects; Noise pollution – Excessive, displeasing environmental noise; Quicksand – Mixture of sand, silt or clay with water, which creates a liquefied soil when agitated

  8. Noise control - Wikipedia

    en.wikipedia.org/wiki/Noise_control

    Roadway noise and aircraft noise are the most pervasive sources of environmental noise. [2] Social activities may generate noise levels that consistently affect the health of populations residing in or occupying areas, both indoor and outdoor, near entertainment venues that feature amplified sounds and music that present significant challenges ...

  9. Health effects from noise - Wikipedia

    en.wikipedia.org/wiki/Health_effects_from_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]