Chat Time 36 - Light Pollution

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Questions

1. What are the problems light pollution can cause?
   Light pollution adversely affects our health and interrupts our sleep. Unnecessary lighting also contributes to global warming. 

2. Is light pollution a serious problem in Hong Kong?
   The problem of light pollution in Hong Kong is alarming. The level of light pollution in Tsim Sha Tsui is 1200 times brighter than a normal dark sky, which is the worst reading in the world. 

3. Should we use the Symphony of Lights show to help promote Hong Kong?
  Symphony of Lights is a major tourist attraction which perfectly shows the glamorous night view of Hong Kong. It is the largest lighting and music show in the world.

Individual Response

1. Have you ever been affected by light pollution?
   I often have trouble sleeping as the bright neon signs outside my bedroom windows affect my sleep.  

2. What can you do to reduce light pollution in your home and school?
  Turn off lights when they are not needed. Install a timer switch or use energy efficient light bulbs. 

3. Do you think illuminated advertisements should be banned?
 To reduce light pollution and prevent global warming, illuminated advertisements should be turned off after mid-night.

4. What are the pros and cons of having ‘lights off’ times for commercial buildings?
  ‘Lights off’ times for commercial buildings help reduce energy consumption and the emission of greenhouse gases, but some lights need to be kept on for security reasons.

5. Do you think Hong Kong suffers from pollution problems?
 Pollution has become a critical problem in Hong Kong, affecting residents' health. Mainland factories contribute significantly to Hong Kong's air pollution, causing smog. Power plants and transportation in the city also produce pollution.