Anna Rosling, Uppsala University (IMAGE) Uppsala University Caption Head of research Anna Rosling with soil from Ivantjärnheden. In the reddish, relatively poor soil (left), Archaeorhizomyces secundus thrives, while in the more humus-rich soil (right), Archaeorhizomyces victor is dominant. Credit Veera Tuovinen Usage Restrictions This image may be used when reporting about Anna Rosling's research. 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.