The potential for carbon sequestration in the United States

Policy options for reducing CO₂ emissions

State, regional and local perspectives on global warming hearing before the Committee on Environment and Public Works, United States Senate, One Hundred Tenth Congress, first session, March 1, 2007

Vice President Al Gore's perspective on global warming : hearing before the Committee on Environment and Public Works, United States Senate, One Hundred Tenth Congress, first session, March 21, 2007

Potential impacts of climate change in the United States

Climate science empowering our response to climate change : hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Eleventh Congress, first session, March 12, 2009

Economic and international issues in global warming policy : hearing before the Subcommittee on Private Sector and Consumer Solutions to Global Warming and Wildlife Protection of the Committee on Environment and Public Works, United States Senate, One Hundred Tenth Congress, first session, July 24, 2007

EPA black carbon and global warming hearing before the Committee on Oversight and Government Reform, House of Representatives, One Hundred Tenth Congress, first session, October 18, 2007

The distribution of revenues from a cap-and-trade program for CO₂ emissions statement of Douglas W. Elmendorf, director, before the Committee on Finance, United States Senate

Green jobs from action on global warming : field hearing before the Committee on Environment and Public Works, United States Senate, One Hundred Tenth Congress, first session, August 14, 2007, San Jose, CA