The EPA needs to develop a strategy to complete overdue residual risk and technology reviews and to meet the statutory deadlines for upcoming reviews

Conflicts and unintended consequences of motor fuel standards : hearing before the Subcommittee on Energy and Environment, Committee on Science, Space, and Technology, House of Representatives, One Hundred Twelfth Congress, first session, Wednesday, November 2, 2011

Clean air issues in the 113th Congress : an overview

Ozone and Particulate Matter Research Act of 1997 : hearing before the Subcommittee on Clean Air, Wetlands, Private Property, and Nuclear Safety of the Committee on Environment and Public Works, United States Senate, One Hundred Fifth Congress, first session on S. 1084, a bill to establish a research and monitoring program for The National Ambient Air Quality Standards for ozone and particulate matter and to reinstate the original standards under the Clean Air Act, and for other purposes, October 22, 1997

Quality science for quality air : hearing before the Subcommittee on Energy and Environment, Committee on Science, Space, and Technology, House of Representatives, One Hundred Twelfth Congress, first session, Tuesday, October 4, 2011

Legislative hearing on S. 2995 : the Clean Air Act Amendments of 2010 : joint hearing before the Subcommittee on Clean Air and Nuclear Safety and the Committee on Environment and Public Works, United States Senate, One Hundred Eleventh Congress, second session, March 4, 2010

Out of thin air : EPA's cross-state air pollution rule : hearing before the Committee on Science, Space, and Technology, House of Representatives, One Hundred Twelfth Congress, first session, Thursday, September 15, 2011

Legislative hearing on S. 517, the Consumer and Fuel Retailer Choice Act : hearing before the Committee on Environment and Public Works, United States Senate, One Hundred Fifteenth Congress, first session, June 14, 2017

Reality check : the impact and achievability of EPA's proposed ozone standards : hearing before the Committee on Science, Space, and Technology, House of Representatives, One Hundred Fourteenth Congress, first session

Automobiles, air pollution, and climate change