Good air quality is critical for maintaining life on Earth. But what is air quality and why does it change?
Air is a mixture of naturally occurring gases and human-made air pollutants. Learn more about these gases and the role they play in our atmosphere. |
Learn about the six main types of human-made air pollutants and their sources. |
Air pollution affects all things. It is harmful to our health, and it impacts the environment. Greenhouse gas pollution affects the entire planet. |
While air pollution is a serious problem, it is a problem that we can solve! Lean about actions people can take to reduce emissions and improve air quality. |
Air pollutants have an impact on our planet's climate. Some pollutants cause the climate to warm, while others cause a temporary cooling effect. |
How is air pollution affected by weather? Some types of pollution are worse in the summer heat, while others are worse in cold winter weather. |
Images and diagrams of air pollution sources, air quality effects, and more. |
Test your knowledge with one of our games or gain a deeper understanding of air quality through a simulation. |
Explore air pollution with activities aimed at helping students understand how ground-level ozone and other pollutants form and how they impact our health. |