Sediment flux v biodiversity (IMAGE) University of Sydney Caption Top panel shows reconstructed sediment fluxes to the oceans vs diversity of marine animals. Bottom panel shows sediment cover in continental regions vs the long-term trend in land-plant diversity. Credit Dr Tristan Salles/The University of Sydney Usage Restrictions For this story 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.