March 6, 2012
When the Earth’s carbon dioxide level increased at a rapid rate during the Triassic-Jurassic period 200 million years ago, nearly half the ocean’s marine life became extinct. USC Dornsife geologists contributed to… more>
categories: graduate, research, graduate research
tags: alumni, biological sciences, carbon dioxide, david bottjer, earth sciences, fossils, geology, natural sciences, ocean, publication, rowan martindale, sarah greene, study, travel