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Kerry Emanuel, Ernest Moniz. Despite their calm demeanors, Kerry Emanuel and Ernie Moniz impart grave and pressing concerns about global warming to this Museum gathering.
![](https://globalchange.mit.edu/sites/default/files/styles/490x340_manual/public/media/Screen%20Shot%202016-10-28%20at%2012.00.05%20PM.png?itok=hMiYEpKo)
Ronald Prinn uses the Greenhouse Gamble wheels to demonstrate the risks and benefits of taking steps to mitigate climate change.
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Jerry Melillo paints a grim picture: human land use -- specifically the conversion of forests into agricultural land -- represents an irreversible loss of the capacity of the planet to store carbon.
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With Henry Jacoby, Ronald Prinn, John Heywood, Karen Polenske and others.
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With Henry Jacoby, Ronald Prinn, John Heywood, Karen Polenske and others.
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![](https://globalchange.mit.edu/sites/default/files/styles/490x340_manual/public/media/prinn_june_2002_thumb.png?itok=zXP9GaOk)
Author: Ronald G. Prinn, Department of Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology
Watch the video on VideoLectures.net
![](https://globalchange.mit.edu/sites/default/files/styles/490x340_manual/public/media/GHGamble_bothwheels_02.jpg?itok=7CEGpx9r)
We developed the Greenhouse Gamble™ wheels to convey uncertainty in climate change prediction. Each wheel represents a different set of greenhouse gas policies, and each slice shows the likelihood of temperature change in that range by 2100.
More information on the Greenhouse Gamble Wheels