Ellen Thomas, the University Professor in the College of Integrative Sciences, research professor of earth and environmental science, is the co-author of two recently published papers. They include: "Microfossil evidence for trophic changes during the Eocene–Oligocene transition in the South Atlantic (ODP Site 1263, Walvis Ridge)," published in Climate of the Past, Volume 11, pages 1249–1270 in September 2015 and "Changes in benthic ecosystems and ocean circulation in the Southeast Atlantic across Eocene Thermal Maximum 2," published in the journal Paleoceanography, Volume 30, pages 1059-1077 in August 2015. "Microfossil evidence" describes changes in organisms living in the oceans during a major change in the…