“Our study focuses on chemical sedimentary rocks found in the Saglek-Hebron. These rocks are among the oldest on Earth, dating back 3.9 billion years, and were formed by oceanic precipitation,” said Jonathan O’Neil, associate professor in the Department of Earth and Environmental Sciences. Image credit: University of Ottawa https://www.eurekalert.org/news-releases/1054055 Researchers study carbon in 3.9 billion […]