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  2. www.weforum.org › agenda › 2023How to reduce light pollution: This is what is being done | ...

    2023年2月14日 · Light pollution is caused by artificial light sources such as street lamps, houses, and skyscrapers. Efforts are being made globally to reduce light pollution, including education campaigns and the use of smart lighting controls and shielded lamps.

    • Or Graur

  3. nightsky.physics.hku.hk › en-hk › light-pollution-resourcesHow to Reduce Light Pollution? | HKU Light Pollution Research

    The ways to reduce the light pollution include reducing as many useless outdoor lighting as possible, modifying the existing lightings and redesigning them to become more dark-sky friendly, and choosing astronomical-friendly lighting sources.

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  5. darksky.org › light-pollution-solutionsSolutions to light pollution | DarkSky International

    2018年4月10日 · Solutions to light pollution. Light pollution is harming our environment, wildlife habitats, and our quality of life. Every day needs a night. All around us, this unintended pollutant is taking a silent toll. Each year, thousands of migrating birds and shorebirds are killed because of unnecessary artificial light at night.

  6. www.unep.org › news-and-stories › storyGlobal light pollution is affecting ecosystems—what ...

    2020年3月13日 · A recent study, Light pollution is a driver of insect declines, says habitat loss, pesticide use, invasive species and climate change have all played a role in insect declines globally, but that artificial light at night is another important—but often overlooked—cause.

  7. nightsky.physics.hku.hkHKU Light Pollution Research - University of Hong Kong

    Slogan 1. Monitor Light Pollution · Protect the dark sky. Slogan 3. Light Pollution Research at The University of Hong Kong. Slogan 5. Body. LIGHT POLLUTION RESOURCES. HK Night Sky Brightness Map.

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    • Bright Skies: The Solution to Light Pollution - CES Blog
    • How to Fight Light Pollution -- 5 Easy Ways to Make the Sky a Little Darker
    • Light Pollution: The Solution Is Easy! - YouTube

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  9. nightsky.physics.hku.hk › en-hk › light-pollution-resourcesThe Seriousness of Light Pollution in Hong Kong

    According to the data collected by the HKU Department of Physics since 2003, the brightness of the Hong Kong urban night sky is at least 30 times higher than that in the less-populated countrysides. (Credit: NASA) Nighttime picture of Hong Kong and Pearl River Delta Region nearby taken from the International Space Station in space.

  10. newsroom.ucla.edu › releases › new-report-global-lightHow to dim the consequences of global light pollution - UCLA

    2024年2月20日 · Light pollution disturbs human and animal health and behavior. Artificial light can disrupt humans’ biological clocks and cultural traditions and increases hazards when driving and walking. Too much light at the wrong time can confuse animals and interfere with

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