Smog 1 Smog Smog is a type of air pollution; the word "smog" is a portmanteau of smoke and fog. Modern smog is a type of air pollution derived from vehicular emission…
1. Where Does It ComeFrom and How Is ItTracked?Presented byErica Fetty andSarah VanderWielen 2. Where Does Ozone ComeFrom?• Ozone is not directly emitted into theatmosphere•…
Slide 1Status of Air Quality Standards for Criteria Pollutants EPA Region 2 Air Programs Branch Bob Kelly, Regional Air Modeler Slide 2 Questions How does EPA sets air quality…
Slide 1Particulate and Lung Disease David Brown Sc.D. EHHI How should the Public Health system work with uncertain but plausible health hazards? Slide 2 Can We Assume That…
Slide 1Ozone Early Action Compacts Clearing the Air in Tennessee Prepared by the Tennessee Department of Environment and Conservation for the Tennessee Pollution Prevention…
Slide 1Sulfur Dioxide Standard and Nonattainment Designation Process April 12, 2011 Slide 2 What is Sulfur Dioxide (SO 2 ) SO 2 is a criteria pollutant specified in the Clean…
Slide 1EPA Preliminary Designations for the 24-hour PM 2.5 National Ambient Air Quality Standard Air Quality Technical Advisory Committee (AQTAC) September 18, 2008 Tim Leon…
Slide 1 Slide 2 Department of the Environment The Basic Science of Air Pollution Transport Brian J. Hug Division Chief, Air Quality Planning and Policy Division Slide 3 Marylands…