Global Warming and Climate Change

Hearing before the Committee on Foreign Relations, United States Senate, One Hundred Tenth Congress, first session, November 13, 2007.

Hearing before the Committee on Foreign Relations, United States Senate, One Hundred Tenth Congress, first session, May 9, 2007

Hearing before the Subcommittee on Water and Power of the Committee on Energy and Natural Resources, United States Senate, One Hundred Tenth Congress, first session to receive testimony on the impacts of climate change on water supply and availability in the United States, and related issues from a water use perspective, June 6, 2007.

Hearing before the Subcommittee on International Economic Policy, Export and Trade Promotion of the Committee on Foreign Relations, United States Senate, One Hundred Ninth Congress, first session, November 14, 2005.

Hearing before the Subcommittee on Clean Air, Climate Change, and Nuclear Safety of the Committee on Environment and Public Works, One Hundred Eighth Congress, second session, April 1, 2004.