Noise pollution also known as sound pollution is harmful to the brain and hearing of all animals and humans. This includes the sound of vehicles, loud speakers, airplanes, jets, train horns etc. Noise pollution can cause ear problems or even permanent deafness, especially to older people. The schools which are beside the roads suffer from noise pollution. Students cannot concentrate in their studies. People in hospitals near main roads also suffer. Inescapable sounds can cause hearing loss, stress, and high blood pressure. Noise from ships and human activities in the ocean is harmful to whales and dolphins. We can Reduce Noise pollution by turning off appliances when not in use, use of earplugs, lowering the volume, planting more trees ... By controlling noise we can control negative health effects that noise pollution has on everyone.

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nếu ok thì like & chấm điểm mk nhé