photo

Dr. James E. Hansen

Columbia University
Earth Institute
New York, NY 10115 USA
E-mail: jeh1@columbia.edu

Presentations & Links

PowerPoints and PDFs of public presentations, testimony, etc.

2013

December: Minimizing Irreversible Impacts of Human-Made Climate Change: Presentation given at AGU Fall Meeting on Dec. 12.
+ Download PDF (4.3 MB)
+ Download PPT (35.3 MB)

2012

September: A New Age of Risk: Presentation given at Columbia University on Sep. 22.
+ Download PDF (2.1 MB)
+ Download PPT (2.5 MB)

February: Why I Must Speak Out About Climate Change: Presentation given at TED 2012 on Feb. 29 at Long Beach.
+ Download PDF, retouched (6 MB)
+ Download PPTX, retouched (6 MB)
+ YouTube vidoo
+ Flash video

2011

August: Drawing a Line in the Tar Sands: Why Stopping the Pipeline is Vital to the Future of Our Children & Our Planet: Preentation at National Press Club in Washington, DC, on Aug. 29
+ Download PowerPoint (7 MB)

2010

October: Human-Made Climate Change: A Moral, Political and Legal Issue: Presentation given at Blue Planet award ceremony on Oct. 27 in Tokyo, Japan.
+ Download PDF (200 kB)
+ Download PowerPoint (10 MB)

June: Message from Sophie Prize Winner. Remarks given at Sophie Prize ceremony on June 22 in Oslo, Norway.
+ Download PDF

June: Surface Temperature Analysis. Posters shown at NASA/GSFC Sciences and Exploration Directorate Science Jamboree on June 2.
+ Download PowerPoint (1 MB)

May: A Convenient Falsehood. Presentation at the French National Assembly on May 11 and charts in the handout provided.
+ Download PDF
+ Download PowerPoint (3.5 MB)

May: Slides used in recent public presentations.
+ Download PowerPoint (10 MB)

2009

October: Global Warming Time Bomb: Actions Needed to Avert Disaster. Slides and notes for presentation given Oct. 26 at the Club of Rome Global Assembly in Amsterdam, the Netherlands.
+ Download PDF (500 kB).

June: Climate Threat to the Planet: The Path from Science to Action. Slides for presentation given June 5 at Trinity International University in Deerfield, Ill.
+ Download PowerPoint (11.1 MB)

May: Climate Threat to Creation: Implications for Intergenerational Equity and Justice. Slides for presentation given May 3 at the 350 Climate Conference at Columbia University in New York City.
+ Download PowerPoint (9.3 MB)

March: Climate Threat to the Planet: Implications for Energy Policy and Intergenerational Justice. Slides for presentation given Mar. 25 at the Renewable Energy Summit in Milwaukee, Wis.
+ Download PowerPoint (8.4 MB)

March: Air Pollution Climate Forcings. Presentation given at Climate Change Congress in Copenhagen on Mar 11, 2009.
+ Download PDF (1.0 MB)
+ Download PowerPoint (3.5 MB)

February: Carbon Tax & 100% Dividend vs. Tax & Trade. Oral and submitted testimony given Feb. 25 at hearings on Scientific Objectives for Climate Change Legislation by the Committee on Ways and Means of the U.S. House of Representatives.
+ Download PDF

2008

December: Climate Threat to the Planet: Implications for Energy Policy and Intergenerational Justice. Slides for Bjerknes Lecture given Dec. 17 at the American Geophysical Union, San Francisco.
+ Download PDF (2.4 MB)
+ Download PowerPoint (23.3 MB)

November: Climate Imperative. Slides for introductory presentation at a Climate & Energy Mini-Workshop on Nov. 3 in Washington, D.C.
+ Download PowerPoint (820 kB)

October: Climate Threat to the Planet: Implications for Intergenerational Equity and Justice. Slides for presentation given Oct. 11 at Virginia Tech in Blacksburg.
+ Download PDF (2.5 MB)
+ Download PowerPoint (20.2 MB)

July: Climate Threat to the Planet: Implications for Energy Policy. Slides for presentation given July 4 at United Nations University in Tokyo.
+ Download PDF (2.3 MB)
+ Download PowerPoint (5.3 MB)

June: Global Warming Twenty Years Later: Tipping Points Near. Briefing before the Select Committee on Energy Independence and Global Warming, U.S. House of Representatives, and also presented at the National Press Club on June 23.
+ Download PDF of text (70 kB)
+ Download PDF of slides (2.9 MB)
+ Download PowerPoint of slides (7.1 MB)

June: Implications for Energy Policy. Slides for presentation given June 3 at Pacific Congress on Marine Science and Technology (PACON) conference in Honolulu.
+ Download PDF (8.4 MB)
+ Download PowerPoint (6.1 MB)

April: Tipping point: Perspective of a climatologist. Introductory chapter to the book State of the Wild 2008-2009 from the Wildlife Conservation Society.
+ Download PDF (530 kB)

February: Climate Tipping Points: The Threat to the Planet. Slides for presentation given Feb. 19 at Illinois Wesleyan University, Bloomington, Ill.
+ Download PDF (5.6 MB)
+ Download PowerPoint (8 MB)

January: Global Warming: The Perfect Storm. Slides for presentation given Jan. 29 to the Royal College of Physicians.
+ Download PDF (80 kB)
+ Download PowerPoint (140 kB)

2007

October: Iowa Coal Case. Testimony submitted to the Iowa Utilities Board. (Note: File updated on Nov. 5.)
+ Download PDF (1.7 MB)

October: The Threat to the Planet: Dark & Bright Sides of Global Warming. Slides for presentation given Oct. 3 at Heating Up the Energy Debate conference at Gustavus Adolphus Colege, St. Peter, Minn.
+ Download PDF (4.4 MB)

September: Vermont Decision. A copy of the judge's verdict in Green Mountain Chrysler v. Crombie (see May 2007 below).
+ Download PDF (270 kB)
+ Related Bloomberg News article
+ Related New York Times article

August: Re-Energize Iowa: An Opportunity to Lead the Nation in Stewardship of the Earth and Creation. Short presentation at ReEnergize IA rally in Des Moines on Aug. 5.
+ Download PDF (160 kB)

June: How Can We Avert Dangerous Climate Change?. Non-peer-reviewed paper, based on testimony to the Select Committee on Energy Independence and Global Warming, U.S. House of Representatives, 26 April 2007, with some revisions and additions.
+ Go to article on arXiv.org

May: Case for Vermont. Slides for testimony given May 3 at United States District Court, District of Vermont in regard to Case No. 2:05-CV-302 and 2:05-CV-304, Green Mountain Chrysler v. Crombie. This updates some charts from the written declaration originally posted Sep. 2006. Note that the earlier file also includes short explanations for figures.
+ Download PDF (4.8 MB)
+ Download PowerPoint (10.1 MB)

May: Global Warming: The Threat to the Planet. Slides for Leo Szilard Lecture given Apr. 17 at the American Physical Society in Jacksonville.
+ Download PDF (4.0 MB)

April: Dangerous Human-Made Interference with Climate. Submitted text accompanying oral testimony given Apr. 26 at hearings on "Dangerous Climate Change" of the Select Committee on Energy Independence and Global Warming of the U.S. House of Representatives.
+ Download PDF (370 kB)

March: Political Interference with Government Climate Change Science. Submitted text accompanying oral testimony given Mar. 19 at hearings on "Political Interference with Science: Global Warming", Part II" of the Committee on Oversight and Government Reform of the U.S. House of Representatives.
+ Download PDF (85 kB)

February: Global Warming: Connecting the Dots from Causes to Solutions. Slides for presentation given Feb. 26 at National Press Club and American University.
+ Download PDF (2 MB)

2006

December: Communicating Dangers and Opportunities in Global Warming. Text and slides for presentation given Dec. 14 at the American Geophysical Union, San Francisco.
+ Download PDF (1.1 MB)

November: The Threat to the Planet: How Can We Avoid Dangerous Human-Made Climate Change? Remarks of Nov. 21 on acceptance of WWF Duke of Edinburgh Conservation Medal at St. James Palace, London.
+ Download PDF (1.1 MB)
+ Download PowerPoint (3.8 MB).

October: Swiftboating, Stealth Budgeting, and Unitary Executives. Article published in Nov./Dec. 2006 issue of World Watch magazine.
+ Download PDF (700 kB)

September: The Threat to the Planet. A book and movie review published in July 13 issue of New York Review of Books.
+ Download PDF (540 KB)
+ Download PDF of related letters to the editor and Dr. Hansen's response (110 kB)

June: The Case for Action by the State of California to Mitigate Climate Change Expert report submitted to the United States District Court, Eastern District of California — Fresno in regard to Case No. 1:04-CV-06663 REC LJO, Automobile Manufacturers v. California Air Resources Board.
+ Download PDF (2.9 MB)

April: Global Warming: Is There Still Time to Avoid Disastrous Human-Made Climate Change? Discussion at National Academy of Sciences on April 23.
+ Download PDF (5.6 MB)

February: Can We Still Avoid Dangerous Human-Made Climate Change? Text and slides for presentation at Social Research Conference held Feb. 10 at the New School University in New York City.
+ Download PDF (3.6 MB)

2005

December: Is There Still Time to Avoid "Dangerous Anthropogenic Interference" with Global Climate? A Tribute to Charles David Keeling. Text and slides for presentation given Dec. 6 at the American Geophysical Union, San Francisco.
+ Download PDF (5.5 MB)

November: On the Road to Climate Stability: The Parable of the Secretary Draft of unsubmitted paper by Hansen et al. (Note: This replaces the longer "On the Road to Climate Stability: A-Team Report on Prospects for Halting the Growth of CO2 Emissions" posted a year ago.)
+ Download PDF (480 kB)

April: Earth's Energy Out of Balance: The Smoking Gun for Global Warming. Explanatory discussion for the paper "Earth's energy imbalance: Confirmation and implications" by Hansen et al., recently published in Science.
+ Download PDF (160 kB)
+ Go to article on NASA GISS website

2004

October: Dangerous Anthropogenic Interference: A Discussion of Humanity's Faustian Climate Bargain and the Payments Coming Due. Presentation given at the Distinguished Public Lecture Series at the Department of Physics and Astronomy, University of Iowa, on Oct. 26.
+ Download PDF (4.3 MB)

This page last updated Thursday, 17-Jul-2014 14:53:55 EDT