A natural and less expensive approach to sewage treatment is discussed in this article about a California city that uses an artificial wetlands waste treatment plant.

Students identify types and sources of indoor air pollutants in their school and home environments. They evaluate actions that can be taken to reduce and prevent poor indoor air quality. In an associated literacy activity, students...

Young scholars are introduced to some essential meteorology concepts so they more fully understand the impact of meteorological activity on air pollution control and prevention. First, they develop an understanding of the magnitude and...

Discover what causes allergy and asthma attacks and what you can do to prevent them.

Engineers work in many fields associated with precipitation. Engineers study glaciers to better understand their dates of formation and current demise. They deal with issues of pollution transport and water yield, and they monitor...

This site provides extensive information about streams. It gives an in-depth look at what a stream is, the kinds of wildlife that live by streams, and things we can do to protect and prevent pollution of streams.