Noise Pollution
- In a study of 2000 men, environmental noises like traffic of 50 decibels led to a 20% increase in hypertension or high blood pressure.
- In another study of 5000 adults, a 10 decibel increase of noise at night resulted in a 14% rise in hypertension.
- Studies have found that having a school near an airport leads to lower scores in reading tests.