Richard Alley. Credit: Penn State Public Information

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LEWISBURG, Pa. – Penn State Geosciences Professor Richard Alley, one of the world's leading climate researchers and an expert on arctic warming, will talk about the science, economics, and politics of global climate change at 7 p.m. Thursday, Oct. 11, in Trout Auditorium on the Bucknell University campus.

The talk, titled "Science, Skepticism, and Climate Change: Data and Debates," is free and open to the public.

Alley, who serves as a lead scientist for the Intergovernmental Panel on Climate Change, is an expert in deciphering past temperature fluctuations and snow and ice accumulation  based on detailed analyses of ice cores.

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He has participated in several scientific expeditions to Antarctica and Greenland, authored or co-authored more than 100 refereed journal articles, and received the Phi Beta Kappa Science Award for his popular book on climate change, "Two-Mile Time Machine: Ice Cores, Abrupt Climate Change, and Our Future."

Alley also chaired the National Academy of Sciences/National Research Council panel on Abrupt Climate Change and provided advice on climate change issues to the U.S. government. He has discussed his work on PBS and NPR and in The New York Times and Time Magazine.

Alley, who received his doctorate in geology from the University of Wisconsin, has been a professor of geosciences at Pennsylvania State University since 1988.

For more information, contact Jeff Trop, Bucknell Department of Geology, at 570-577-3027.

Contact: Office of Communications

Posted Sept. 18, 2007

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