image: Maximum ice sheet thickness and extent before the mid-Pleistocene transition. This material relates to a paper that appeared in the April 3rd, 2019, issue of Science Advances, published by AAAS. The paper, by M. Willeit at Potsdam Institute for Climate Impact Research in Potsdam, Germany, and colleagues was titled, "Mid-Pleistocene transition in glacial cycles explained by declining CO2 and regolith removal." view more
Credit: [Credit: M. Willeit]