Federal renewable fuels programs hearing before the Committee on Environment and Public Works, United States Senate, One Hundred Ninth Congress, second session, September 6, 2006

Empowering rural communities, the status and future of the farm bill's energy and rural development programs : hearing before the Committee on Agriculture, Nutrition, and Forestry, United States Senate, One Hundred Eleventh Congress, second session, July 21, 2010

Estimating the non-air environmental benefits of renewable power sources

Hearing on energy and tax policy hearing before the Subcommittee on Select Revenue Measures of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Tenth Congress, first session, April 19, 2007

Cáculo de los beneficios ambientales no-atmosféricos derivados de las fuentes de energía renovable

Hearing to review the implementation of the 2008 Farm Bill energy title : hearing before the Subcommittee on Conservation, Credit, Energy, and Research of the Committee on Agriculture, House of Representatives, One Hundred Eleventh Congress, second session, June 9, 2010

Master-limited partnerships: a policy option for the renewable energy industry

EPA proposes 2011 renewable fuel standards

The Obama administration's climate change policies and activities : hearing before the Subcommittee on Energy and Power of the Committee on Energy and Commerce, House of Representatives, One Hundred Thirteenth Congress, first session, September 18, 2013

Renewable energy as a hedge against fuel price fluctuation : how to capture the benefits