Common air pollutants carry dangerous health effects. Air pollution triggers asthma episodes, sends people to hospitals, shapes how kids' lungs develop and can even be deadly. Learn the causes, the impacts and what you can do.
Air Quality Index (AQI)
Ever hear your local weather forecaster say that tomorrow will be a "code orange" day for air pollution? That's the Air Quality Index (AQI) at work. The AQI is the system used to warn the public when air pollution levels are dangerous. Learn more.
What We Can Do to Fight Air Pollution
You can reduce dirty air's harmful impact on yourself and your family. Here are some tips to minimize your exposure to dangerous air pollutants. The more information you have, the healthier you can be.
Page last updated: August 17, 2021