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This presentation was hosted by the Center for American Progress on February 3, 2010. In this 90-minute video, two respected scientists who helped author reports produced by the Intergovernmental Panel on Climate Change (IPCC) explain:
the IPCC's assessment process
how we know what we know about human-caused climate change
what we have learned since the 2007 IPCC report
why the science must inform public policy in the United States
Featured Speakers: Christopher Field, Director, Department of Global Ecology, Carnegie Institution of Washington, and Professor of Biology and Environmental Earth System Science at Stanford University, and a coordinating lead author for the IPCC’s Fourth Assessment
Michael MacCracken, Chief Scientist for Climate Change Programs, Climate Institute, and co-author/contributing author for various chapters in the IPCC assessment reports
Joseph Romm, Senior Fellow, Center for American Progress (and
The following PowerPoint presentations appear in the video:
First, here is Joe Romm's five-miniute interview with Christopher Field. Dr. Field discusses the causes and impacts of climate change. He speaks about tipping points, the International Panel on Climate Change (IPCC), and skepticism about climate change.
Second, here is Joe Romm's seven-miniute interview with Michael MacCracken. Dr. MacCracken discusses the scientific observation of temperature and climate change and why human emissions are seen as the dominant cause. He speaks about the scale of the impacts and the disruption for cities and civilization.