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The megacities of Pakistan, such as Karachi, Lahore, Islamabad and Rawalpindi, face the issue of noise pollution. The main source of this pollution is the traffic noise caused by buses, cars, trucks, rickshaws and water tankers. A study showed that on one of Karachi's main roads, the average noise level was around 90 dB and was capable of ...
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 ...
Pollution is the introduction of contaminants into the natural environment that cause adverse change. [1] Pollution can take the form of chemical substances or energy, such as noise, heat or light. Pollutants, the components of pollution, can be
Example of transportation noise and how it affects the community. 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 ...
Pollution is the introduction of contaminants into the natural environment that cause adverse change. [1] Pollution can take the form of any substance (solid, liquid, or gas) or energy (such as radioactivity, heat, sound, or light). Pollutants, the components of pollution, can be either foreign substances/energies or naturally occurring ...
Using a combination of sound absorption materials, arrays of microphones and speakers, and a digital processor, a restaurant operator can use a tablet computer to selectively control noise levels at different places in the restaurant: the microphone arrays pick up sound and send it to the digital processor, which controls the speakers to output ...
Awaaz Foundation (meaning "the organisation against sound" – "Awaaz" means "sound" in Urdu) is a charitable trust and non-governmental organisation in Mumbai, India which builds awareness, carries out advocacy, and is involved in educational projects to protect the environment and prevent environmental pollution. It has impacted many ...
Soundscaping as a method to reduce noise pollution incorporates natural elements rather than just man made elements. [35] Soundscapes can be designed by urban planners and landscape architects. By incorporating knowledge of soundscapes in their work, certain sounds can be enhanced, while others can be reduced or controlled. [ 36 ]