Noise is a kind of pollution. Cars and machines produce too much noise. It makes people feel uncomfortable. Making a loud noise in public also a sort of pollution. It not only disturbs others also hurts people's hearing. It can even make people go deaf have high blood pressure.
As students, we should help solve this environmental problem. First, we shouldn't speak a loud voice in public. Second, we should find a suitable time and place to enjoy music. We can also plant more trees.
If everyone makes a contribution the environment, we'll succeed in improving it.
