Π(IMAGE) Johannes Gutenberg Universitaet Mainz Caption An Bord des Forschungsflugzeugs HALO wollen die RMU-Forscher die Zusammensetzung der Nord- und Südhemisphäre vermessen, um Unterschiede der Zirkulation auf beiden Hemisphären besser zu verstehen. Credit Foto/©: Peter Hoor Usage Restrictions This image may only be used in connection with the press release "Rhine-Main Universities undertake research into transport processes in the tropopause", issued by Johannes Gutenberg University Mainz on March 28, 2019. 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.