Exposed sedimentary rocks, France (IMAGE) University of Oxford Caption High erosion in southern France exposes these sedimentary rocks to weathering, releasing CO2 as the ancient organic carbon breaks down. Image credit: Robert Hilton Credit Robert Hilton Usage Restrictions The image can be used if credited License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.