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 ...

Japan's post-World War II economic growth led to significant environmental degradation, marked by severe pollution crises and ...

Air pollution is expensive. It causes disease, which results in health care costs. It causes people to miss work because they are sick, disabled, or need to care for an afflicted family member. And it ...