Essay On Light Pollution

As the living quality and technology have improved, there are more manmade pollutions come up. From air pollutants, excessive noises, water pollutants to artificial lights, they are all manmade pollutions to our earth. Especially the urban light, which supposed to ensure the public safety, the overuse of urban light in the billboard and floodlights on the street resulted in bright sky at night. People cannot see the starry night and the view of universe but a daytime-like night. The general term of this effect called light pollution. Hong Kong is now suffering an acute light pollution problem that should be alleviated to reduce the impact on the environment and human beings. This essay will outline this phenomenon and impact, and give the

Residence near the town could see the daytime view from their window at night. Even if we go to the rural areas, we cannot enjoy the star atlas when we lie down on the grass. In Hong Kong, there are many commercial buildings with loads of billboards at the border of Victoria Harbor, creating the best night view in Asia, which known as The Pearl of Orient. Nevertheless, the billboards, light up for the whole night, the glare surrounded the harbor, some projected into the sky into milky and some projected to the ocean into different light colors. Other than that, the floodlight on the street, like Causeway Bay and Mong Kok, are also light up all day long. When people are shopping, they cannot define if they were now in the afternoon or evening, the glare are all projected into the sky. Despite owning the famous title, urban light usage in Hong Kong created a serious

To begin with, legislation is the most effective one, which to control the urban lighting from certain hour, such as the streetlights except the secure one should be turn-off from 10pm till another day and to control the number of billboards. This clear guideline for the commercial and citizens can reduce the disturbance to the nearby environment. Secondly, redesign of lighting system by using the energy-efficient light source, which can lower the influence of environment. There is some new lighting system (LED) and (LPS) that can create less pollution. Lastly, the long-term solution is to educate the people, turn-on the light when necessary. Some society carries out an activity called Earth Hour, which is successfully grow people’s attention in the past years.

This essay has attempted to present the big impact caused by light pollution has the necessity to be relieved. The influence on both human and nature should be concerned and the regulation is necessary to be announced. To prevent further destruction of the earth, we should first change our habits and protect our earth. Our health and animal diversity is the property of the earth; we cannot put emphasis on country development but neglect the earth