Reacting to Proposed Ozone Standards

Ground-level ozone is a “summer-time” pollutant that is problematic due to pre-cursor emissions primarily from mobile and large industrial sources, such as coal power plants. Setting protective, science-based standards is essential to addressing this man-made pollution and providing Americans cleaner air and protecting natural resources. In other comments, some of the undersigned organizations discuss the primary standard in detail. These comments concentrate on the proposed secondary standard, reflecting our organizations important concern with protecting national parks, other wilderness areas, and the natural environment.