image: The accelerator and associated equipment of the Purdue Rare Isotope Measurement Laboratory (PRIME), one of the laboratories participating in the study. This material relates to a paper that appeared in the Nov. 10, 2017, issue of Science, published by AAAS. The paper, by B. Menounos at University of Northern British Columbia in Prince George, BC, Canada, and colleagues was titled, "Cordilleran Ice Sheet mass loss preceded climate reversals near the Pleistocene Termination." view more
Credit: Marc Caffee, Purdue University