Gretchen Goldman is the Chair of the Air and Climate Public Advisory Committee (ACPAC), which provides input on air quality, climate, and energy issues to the Metropolitan Washington Air Quality and Climate, Energy, and Environment Policy committees. Goldman works as a Research Director for the Center for Science and Democracy at the Union of Concerned Scientists. In this Q&A, Goldman discusses her role as ACPAC Chair and how the committee is working to improve regional air quality.