Southeast Aerosol Study (SAS), a collaborative project among the National Science Foundation (NSF), the National Oceanic and Atmospheric Administration (NOAA), the Environmental Protection Agency (EPA), Electric Power Research Institute (EPRI), and dozens of other domestic and international research institutions, is one of the largest North American air quality and climate studies in decades.
The NOAA P-3: A Flying Chemical Laboratory

Graphic artist: Debe Fisher, NOAA

Two of the world's premier research aircraft, the renowned NOAA WP-3D Orions, participate in a wide variety of national and international meteorological, oceanographic, and environmental research programs. These versatile turboprop aircraft are equipped with an unprecedented variety of scientific instrumentation, radars, and recording systems for both in-situ and remote sensing measurements of the atmosphere, the earth, and its environment.
Download this SENEX poster PDF file

Smoky Mountain NP

Cover photo from the CSU Press Release shows the improvement in visibility (decrease in PM2.5) in Smoky Mountain NP over the last 20 years.

Press Releases
NOAA OAR Public Affairs
  • Silver Spring, Maryland. 301.734.1123 John Ewald