The agricultural carbon cycle (IMAGE) Cell Press Caption Annual growth rate of atmospheric C pools (blue arrow) is the differential of emissions from fossil fuels (9.6 Gt C), land use change (1.2 Gt C), and uptake of C into terrestrial (3.1 Gt C) and oceanic (2.9 Gt C) C pools. Only land-based C fluxes are shown here Credit Trends in Plant Science, Hirt et al. Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-SA 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.