Noise from transportation is typically emitted by machinery (e.g. The measurements are typically taken over a period of weeks, in all weather conditions. Noise is measured in decibels (dB) using a pattern-approved sound level meter. The basis of all decisions is supported by the objective and accurate measurement of noise. This creates a number of different occupations. Īs a result, environmental noise is studied, regulated, and monitored by many governments and institutions around the world. noise pollution) could include: interference with speech or other 'desired' sounds, annoyance, sleep disturbance, anxiety, hearing damage and stress-related cardiovascular health problems. The adverse effects of noise exposure (i.e. Environmental noise can also convey a sense of liveliness in an area, which can be desirable. Noise at low levels is not necessarily harmful. The effects in humans of exposure to environmental noise may vary from emotional to physiological and psychological. Within this context, environmental noise is generally present in some form in all areas of human, animal, or environmental activity. Noise is frequently described as 'unwanted sound'. This noise can be caused by transport, industrial, and recreational activities. For a broad slate of related noise topics, see noise (spectral phenomenon).Įxample of transportation noise and how it affects the community.Įnvironmental noise is an accumulation of noise pollution that occurs outside.
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