Locked in Forest (IMAGE) DOE/Argonne National Laboratory Caption In a recent study, Argonne researchers helped determine the rate at which reforested and undisturbed forest soils absorb carbon from the atmosphere. They found that in the next 100 years, already existing reforestation in the country could help topsoil absorb an additional 2 billion tons of carbon. Credit Image by Argonne National Laboratory. Usage Restrictions None License Licensed 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.