Richard Alley studies the great ice sheets to help predict future changes in climate and sea level. He has made four trips to Antarctica, nine to Greenland, and more to Alaska and elsewhere. He has been honored for research (including election to the U.S. National Academy of Sciences and foreign membership in the Royal Society), teaching, and service. Alley participated in the U.N. Intergovernmental Panel on Climate Change and has provided requested advice to numerous government officials in Congress and the White House. He has authored or coauthored more than 300 refereed scientific papers. He was presenter for the PBS TV miniseries on climate and energy "Earth: The Operators' Manual," and is author of the companion book. His popular account of climate change and ice cores, The Two-Mile Time Machine, was Phi Beta Kappa's science book of the year.

Web: https://www.geosc.psu.edu/academic-faculty/alley-richard