Envirnmental Pollution
Envirnmental pollution has become more and more serious with technology quick increasing. Due to the life envirnment is closely related to the human, we should concern about the envirnmental pollution questions. Most car exhaust fumes cause our breath air to become more and more dirty. The water in the streams is serious polluted, and there is a noise pollution question in the city. We have only a earth to live, so we should protect it best, or it worsen day after day.
Envirnmental Pollution
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