![A very tall metal observation tower reaches toward the sky and is taller than the trees in a wooded landscape](https://research.noaa.gov/wp-content/uploads/2024/09/IMG_9684-768x1024.jpg)
NOAA Air Resources Laboratory tower in Oak Ridge, Tennessee joins a new air quality network
Observations focused on continuous, long-term aerosol measurements over forest environments With every breath we take, we inhale many particles with a diameter much smaller than the width of a human hair. These small particles, sometimes referred to as aerosols, play an important role in the formation of clouds and precipitation.