image: Icon illustrating connections between Earth systems. This image relates to a paper that appeared in the Nov. 25, 2011, issue of Science, published by AAAS. The paper, by B. Hannisdal of University of Bergen in Bergen, Norway, and colleagues, was titled, “Phanerozoic Earth System Evolution and Marine Biodiversity.” view more
Credit: Image courtesy of Shanan Peters and Bridget Diem