Pollution is a public health concern, and is considered to be any harmful material introduced to the environment. Many materials can cause such harm and are referred to as pollutants. Pollutants are ...

Smog and other types of pollution were linked to nine million deaths in 2015 by a new report Polly Clip / Wikimedia In 2015, about one in six of the deaths around the world were linked to pollution of ...

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 ...

Air pollution is created when fuels are burned and release chemical compounds into the atmosphere. Research has shown that air pollutants can affect physical and mental health at low concentrations.