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7 May 2003

US National Assessment of
the Potential Consequences
of Climate Variability and Change
Background Information


National Assessment Coordination Office:
Former Staff

Student Reading Book
See also our National Assessment Education Resources.

The National Assessment Overview and Foundation Reports were produced  by the National Assessment Synthesis Team, an advisory committee chartered under the Federal Advisory Committee Act, and were not subjected to OSTP's Information Quality Act Guidelines. The National Assessment was forwarded to the President and Congress in November 2000 for their consideration.

Introduction - Find out what the National Assessment was about.  See also more detailed  Introduction to the United States National Assessment prepared by Michael C. MacCracken, who was Executive Director, National Assessment Coordination Office. (dated 8 August 2000)

Frequently Asked Questions - See answers to frequently asked questions about the National Assessment.

Sectors - Find out about the sectors covered in the National Assessment.

Regions & Mega-Regions.  Find out about the regions involved in the National Assessment, including the regional workshops.


Published Information that Formed the Basis for the National AssessmentCitations, organized by topic.  Posted by the Data and Information Working Group of the US Global Change Research Program. 

"Acclimations," the newsletter of the US National AssessmentBack issues (July 1998 through September 2000) of Acclimations, Newsletter of the National Assessment.  Includes interesting articles on the National Assessment  process.

Scenarios & Data.  Find out about the scenarios that were used in the National Assessment, and access background data.

Organization & Mandate - Find out how the National Assessment was organized.

Reports & Other Documents from Workshops, Organizational Meetings and the U.S. Climate Forum.


Policy Guidance Documents


Global Warming - National Assessment on Climate Change.  US Congress, Senate, Committee on Commerce, Science and Transportation, July 18, 2000.  Hearing on the "Climate Change Impacts on the United States" report released in June 2000.  Statements made by:  (link posted 15 Aug 2000)

  • Opening Statement of Chairman John McCain

  • Honorable Larry E. Craig, U.S. Senator

  • Mr. Thomas Karl, Director, National Climatic Data Center, National Environmental Satellite, Data and Information Service, National Oceanic and Atmospheric Administration

  • Dr. Anthony C. Janetos, Senior Vice President for Program, World Resources Institute

  • Dr. Raymond Schmitt, Senior Scientist, Woods Hole Oceanographic Institutions

  • Dr. Fred Singer, Professor Emeritus of Environmental Sciences, University of Virginia, and former Director,U.S. Weather Satellite Service

  • Dr. Jerry Melillo, Co-Director, Ecosystems Center, Marine Biological Laboratory

  • Dr. Robert Mendelsohn, Edwin Weyhaeuser Davis Professor, School of Forestry and Environmental Studies, Yale University

  • Dr. Peter B. Rhines, Professor of Oceanography and Atmospheric Sciences, University of Washington

See also press release (dtd 14 July 2000) from US Senate Committee on Commerce, Science and Transportation.

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