Light pollution is a global issue

Light pollution is a growing problem in many urban and rural areas. It is caused by the overuse (過度使用) of artificial (人工的) lighting, which disrupts (打亂) the natural light cycles of night and day.  Buildings, street lights, and other types of lighting emit (放射) strong and uncontrolled amounts of light, which can be seen from miles away. Hong Kong is one of …Read More