Human Health Impact Centers for Disease Control and Prevention: Urban Environmental Initiative Ground-Level Ozone (Smog) Information EPA Airnow SMOG - Who does it hurt? Epa's updated air quality standards for smog (ozone) and particulate matter Global Climate Change: Impact for the Southeast Return to Urban Studies Responsible Official: Dr. Steven J. Goodman (steven.goodman@nasa.gov) Page Curator: Diane Samuelson (diane.samuelson@msfc.nasa.gov) Last Updated: August 5, 1999