This comic lets particulate matter, or aerosols, speak for themselves. It turns out that big hazards can come in small packages.
Volatile Organic Compounds (VOCs)
Good air quality is critical for maintaining life on Earth. But what is air quality and why does it change?
Resource Type: Information
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.
Resource Type: Information
When a wildfire was burning dangerously close to Boulder, Colorado, we found evidence of the smoke in the data feed of our air quality exhibit.
The Appearance of the Sky
Resource Type: Information
How does the atmosphere change at you go up high in the sky?
Sondes are instrument packages that measure temperature, wind, humidity and pressure. Sondes are launched on balloons and dropped from aircraft.
Resource Type: Information
The electromagnetic (EM) spectrum spans many types of radiation, from long-wavelength radio waves, through infrared, visible, and ultraviolet "light" and gamma rays and x-rays.