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  1. www.epd.gov.hk › epd › englishNoise | Environmental Protection Department

    More than 115 kilometres of noise barriers and enclosures have been erected since 1990, benefiting some 390,000 people. Low-noise road surfacing materials are also commonly used. The EPD also advises on the design of new roads and buildings to reduce noise. Noise from existing roads is more difficult to tackle.

  2. www.earthava.com › how-to-reduce-noise-pollution7 Ways To Reduce Noise Pollution Effectively in Your City

    • What Is Noise Pollution?
    • How to Reduce Noise Pollution in Cities
    • Living A Peaceful City Life

    Noise pollution is excessive amounts of noise from a wide range of sources in cities. These include aircraft, trains, automobiles, motorcycles, construction equipment, home appliances, loud music, nightlife, and even barking dogs. Transport, machines, and propagation systems are the main causes of outdoor noise globally. When exposed to noise pollu...

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    1. Ride electric vehicles

    One of the ways to reduce noise pollution on roads is by using electric vehicles, such as electric cars, electric scooters, and electric buses. These vehicles do not contain an engine, which makes them a quiet alternative to traditional vehicles. Besides this, electric vehicles don’t need to use fuel, so it doesn’t emit any harmful gases into the atmosphere. These are not only noise-free vehicles but also eco-friendly and sustainable ways to travel. Invest in electric cars, use electric scoot...

    2. Lubricate machines frequently

    Whether it’s a car, scooter or construction machine, lubricating machine parts will not only maintain the machine but also reduce the noise from its moving parts. After all, lubricants prevent the moving parts from rubbing against each other, creating noise, and breaking down. This is especially helpful for construction work since it creates one of the loudest noises in cities. Equipment operators should frequently inspect their machinery and lubricate them regularly or as needed.

    3. Replace old vehicles

    One significant source of noise pollution in cities is old vehicles. Because of the old engine and moving parts, it creates more noise than new vehicles. Lubricants may somehow lessen the noise, but ultimately, it is already the engine itself that causes the noise. Sometimes, old vehicles can even create deafening sounds. Replacing old vehicles with new ones will lessen noise pollution and lower soot emissions in cities.

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    Although the hustle and bustle make cities what they are, people don’t need to live in a noisy environment all the time. Moreover, notice how lessening noise can also help reduce energy consumption and air pollution. Reducing noise pollution will not only affect people but also the environment.

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  4. www.gov.hk › en › residentsGovHK: Noise Pollution in Hong Kong - 香港政府一站通簡

    • Why is Noise a Problem?As Hong Kong's economy has grown in recent decades, so too has the noise that comes from construction, commercial and industrial sources, and transport in this compact, densely populated city.
    • Construction and Renovation Noise。Hong Kong is renowned for its city skyline, which is the result of a very active construction industry.
    • Neighbourhood Noise。Neighbourhood noise from domestic premises and public places is restricted under the Noise Control Ordinance.
    • Traffic Noise。The Government has made continual efforts in minimising existing traffic noise through providing professional advice to various Government departments on the design of new roads and nearby buildings, as well as retrofitting roadside barriers and resurfacing existing roads with low-noise materials.

  5. www.iberdrola.com › sustainability › what-is-noise-pollutionNoise Pollution: what it is, causes, effects and solutions - ...

    What is noise pollution? Not all sound is considered noise pollution. The World Health Organization (WHO) defines noise above 65 decibels (dB) as noise pollution. To be precise, noise becomes harmful when it exceeds 75 decibels (dB) and is painful above 120

  6. www.epd.gov.hk › noise › prob_solutionsProblems & Solutions | Environmental Protection Department

    Quality Powered Mechanical Equipment (QPME) Renovation. Use of Quieter Construction Methods and Alternative Quieter Tools for Renovation. Owners’ Corporations to Draw Up House-Rules. Traffic Noise. Spatial Distribution of Traffic Noise Problem in Hong Kong. Redressing Noise Impacts from New Roads.

  7. utopia.org › guide › what-is-noise-pollution-5-examples-andWhat Is Noise Pollution? 5 Examples and Solutions - Utopia

    2023年1月17日 · These solutions include using green architecture, such as soundproofing, sound barriers, and sound masking. Where soundproofing attempts to reduce the amount of sound that escapes from a given space, sound barriers are physical structures that stop sound from traveling.

  8. www.legco.gov.hk › research-publications › englishNoise pollution in Hong Kong - LegCo

    commercial noise, 1998-2018 Highlights • In face of growing concerns over noise pollution, the Government enacted the Noise Control Ordinance ("NCO") in 1989, imposing statutory limit of noise generated from various sources. During the first decade of

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