Subcommittee on Clean Air and Nuclear Safety hearing entitled, Oversight: EPAs Proposal for Federal Implementation Plans to Reduce Interstate Transport of Fine Particulate Matter and Ozone - July 22, 2010 July 22, 2010 - Permalink: https://www.epw.senate.gov/public/index.cfm/2010/7/gallery-faa87fc4-802a-23ad-473a-dd2046aac327