Students examine the rate of pollution throughout the world through an interactive program. They define air quality and the air quality index. They examine fuel economy and its impact on the Earth and renewable and nonrenewable resources.

Students investigate the process of hydroponic agriculture. They grow beans in different hydroponic solutions, compare results and graph their observations.

Chemicals from the Earth's atmosphere are making their way down to the planet. Not in spaceships, but in rain. The acid rain can infiltrate ground water, lakes, and streams. How does acid rain affect aquatic ecosystems?

The following interactive resource provides an explanation of what acid rain is and it highlights its causes and effects.

Sixteen essential questions lead student learning about Earth's atmosphere and global warming as they have to do with global climate change.

Through this interactive module, students learn that the atmosphere is so much more than air, its complex role on Earth should be explored, and its quality carefully monitored and protected.

What do smog, acid rain, carbon monoxide, fossil fuel exhausts, and tropospheric ozone have in common? They are all examples of air pollution. This article describes the causes and effects of air pollution.

Students are introduced to the concept of air quality by investigating the composition, properties, atmospheric layers and everyday importance of air. They explore the sources and effects of visible and invisible air pollution. By...