Pollution

People in the world face many big problems. Pollution is one of biggest problems that people in the world face. In this essay, I will explain causes and effects of this problem.

There are many causes of pollution. One of the main causes is cars. Cars have to burn petrol to move that will cause Co2. The second cause is factories. Much smoke comes from factories. According to the website, factories cause 20% of pollution. Finally, AC is another cause. There is (CFC) which comes from AC opens a big hole in the ozone. According to the website, (CFC) is the main cause of ozone hole.

Pollution makes many effects. The main effect is illness. 80% of illness comes from pollution “newspaper”. Global warming is another effect. Scientists said “pollution will make the world hot” that means global warming “scientific books”. Finally, the arctic will melt is another effect. According to news, levels of water in the seas will increase in a few years because of global warming.

In conclusion, there are several causes of pollution like cars, factories and AC. There are mane effects of pollution like illness, global warming and the arctic will melt. I think the world will be fine if everyone saves it from pollution.