Title: Implementation of the existing particulate matter and ozone air quality standards
Subtitle: hearing before the Subcommittee on Clean Air, Climate Change, and Nuclear Safety of the Committee on Environment and Public Works, United States Senate, One Hundred Ninth Congress, first session, November 10, 2005.
Subjects: Standards, Particles, Environmental aspects of Particles, Air quality, Atmospheric ozone, Pollution, Air, Environmental aspects
Places: United States