Scientists at the Air Resources Laboratory (ARL) conduct research to gain new insights into atmospheric dispersionatmospheric chemistryclimate change, and the complex behavior of the atmosphere near the Earth’s surface, called the atmospheric boundary layer. Our Mission is to provide the highest quality atmospheric and meteorological research and services to our partners, the research community, and society required for a healthy and safe nation. We are a research laboratory within NOAA’s Office of Oceanic and Atmospheric Research. We are headquartered in College Park, Maryland and have divisions in Oak Ridge, Tennessee (ATDD); Idaho Falls, Idaho (FRD); and Las Vegas, Nevada (SORD).