雅虎香港 搜尋

登入

搜尋結果

      • 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.
      nightsky.physics.hku.hk/en-hk/light-pollution-resources/educational-resources/how-reduce-light-pollution

      How to Reduce Light Pollution? | HKU Light Pollution Research

  2. 其他人也問了

  3. 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.

    • Light Pollution Brochure

      The brochure introduces the global light pollution ...

    • 繁體中文

      人們的生活經常依賴燈光，人口稠密的地區，室外照明便愈多 ...

    • Talks

      Light Pollution – what it is, why we care, how we ...

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

    The main cause of light pollution in Hong Kong is the excessive and improper use of artificial outdoor lightings. 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 ...

  5. 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.

  6. 圖片

    • Campaign Against 'Light Pollution' Launched in Hong Kong by Green Sense ...
    • The Hong Kong Light Pollution Map using Google Maps. Icon colors ...
    • The light pollution in Hong Kong is best illustrated by this nighttime ...
    • Light pollution in Hong Kong - Lighting with huge advertising display ...

    查看全部

  7. www.info.gov.hk › gia › generalLCQ8: Reducing light pollution - Gov

    2024年2月21日 · To minimise light nuisance caused by external lighting, the Government launched the voluntary Charter on External Lighting (the Charter) in 2016 and implemented enhancements to the Charter on January 1, 2023, including the requirement for participants to turn

  8. storymaps.arcgis.com › stories › e64f54f01cff4aa494820b25aa0aa714Bright light, bring problems - ArcGIS StoryMaps

    2023年5月22日 · Hong Kong has been named the world's worst city for light pollution. Throughout the years, this problem is progressively worsening as more people and businesses use external lights for different purposes extensively. Research shows the impact of light pollution

  9. www.ke.hku.hk › story › monitoring-light-pollution-to-save-theMonitoring Light Pollution to Save the Night Sky

    In fact, Hong Kong has one of the worst light pollution problems in the world. According to Dr Jason Pun, Principal Lecturer in the Department of Physics at The University of Hong Kong, the "night light" in Tsim Sha Tsui is over 1,000 times brighter than an evening night without light pollution.

  10. www.scifac.hku.hk › news › newsletter-spotlight-light-pollutionTranslational Research Series: A cultural, behavioural, and ...

    Their study supported the Hong Kong government‘s Charter on External Lighting, through which more than 4,800 organisations pledged to turn off lighting at night. The research technique used in Hong Kong has now been applied in 16 countries/ regions, spreading the message of dark sky preservation worldwide, influencing policy decisions and ...