atmosphere

Chronicles the lives and works of various scientists who have uncovered the secrets of the earth's atmosphere.

Animal characters learn the reasons why the sky looks blue.

Explains the qualities of air that we breathe and of the air in the layers of the atmosphere, and briefly discusses gravity and air pressure.

Explores the importance of air to life on Earth and examines how various species have taken advantage of the air to survive and thrive. Also reveals the impact of air on human society and culture and how we have learned to understand and take advantage of it.

Learn answeres to questions like Why do we need the ozone? and What causes weather?.

An introduction to air pollution that explains what causes it, why it is so dangerous, how it impacts the environment, what can be done to reduce it, and how people can make the air cleaner.

Traces the history of the scientific discovery of "atmosphere" and its properties.

An examination of the earth's atmosphere and the factors which threaten its stability, such as ozone loss and global warming.