关于大气污染的英语作文
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Today,our term is going to talk about the source and control technology of air pollution.And we will talk about this topic in the following five points:Actuality of Air Pollution,Source of Air Pollution,Types of Air Pollution,Results of Air Pollution,and Control of Air Pollution.
The first is Actuality of Air Pollution.Before talking about it,i want to mention the Definition of Air Pollution.
Air pollution is the presence of undesirable material in air, in quantities large enough to produce harmful effects.It causes harmful effects on human health, property, aesthetics, and the global climate.
We all know that clean air is important to good health. Wherever you go and whatever you do, you are always surrounded by a sea of gases that we call air. If there are impurities(杂质）in the air, they may be absorbed by our bodies and make us ill. We need clean air, but unfortunately, air pollution is globally present, especially in cities.
Along with the economical development, also caused serious air pollution. Countries also begin to pay close attention to the problem, and taken the relevant measures. Some countries have made about air pollution regulations and rules, and get substantially improved. But we are facing new
problems. The increase of the car from The Times, use the automobile mobile caused the increase of atmospheric pollution, waste in deepened.