Contact: Vince Stricherz
vinces@uw.edu
206-543-2580
University of Washington
Caption: This ice core from Summit, Greenland, kept in the laboratory of Jihong Cole-Dai at South Dakota State University, provided data that Lei Geng used in his research.
Credit: Jihong Cole-Dai
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Related news release: Greenland ice sheet carries evidence of increased atmospheric acidity