image: Andreas Ahlstrøm in Southwest Greenland. This material relates to a paper that appeared in the 13 December 2017, issue of Science Advances, published by AAAS. The paper, by A.P. Ahlstrøm at Geological Survey of Denmark and Greenland in Copenhagen, Denmark, and colleagues was titled, "Abrupt shift in the observed runoff from the southwestern Greenland ice sheet." view more
Credit: [Credit: © GEUS]