Streb Abera Chala (IMAGE) Johannes Gutenberg Universitaet Mainz Caption Prof. Dr. Carsten Streb (l.) und Soressa Abera Chala verfolgen den Prozess zur Umwandlung von Kohlendioxid in Ethanol im Labor an der JGU. Credit Foto/©: Julius Wetzel Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND 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.