Chronic exposure to unwanted aircraft, traffic and construction noise may harm psychological and cardiovascular health. (Getty Images) If you live in a city, near a highway or within several miles of ...

It took a thunderstorm for Gordon Hempton to truly appreciate quiet. After a visit home to Seattle, Washington in 1980, the then-27-year-old graduate student found himself tiring of the 3,000km+ slog ...

Share on Pinterest the_guitar_mann/Getty Images. Pollution occurs when a contaminant enters the environment, causing undesirable effects. There are several types of pollution, including: air pollution ...