PerspectiveClimate Change

Lessons from Earth's Past

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Science  14 Jan 2011:
Vol. 331, Issue 6014, pp. 158-159
DOI: 10.1126/science.1199380

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Climate models are invaluable tools for understanding Earth's climate system. But examination of the real world also provides insights into the role of greenhouse gases (carbon dioxide) in determining Earth's climate. Not only can much be learned by looking at the observational evidence from Earth's past, but such know ledge can provide context for future climate change.

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