. "2 The Challenge of Global Warming." The National Academies Summit on America's Energy Future: Summary of a Meeting. Washington, DC: The National Academies Press, 2008.
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The National Academies Summit on America’s Energy Future: Summary of a Meeting
FIGURE 2.2 Models that incorporate both natural and human causes of climate change more accurately predict temperatures over the past century as shown by the fit between the predictions of such models (upper bands) and observed temperatures (black lines). SOURCE: IPCC (2007; Figure 2-5).
