Chimborazo (IMAGE) Aarhus University Caption The Chimborazo volcano towers at a height of up to 6,268 meters. In 2012, Danish researchers followed in Humboldt's footsteps up the mountainsides to study how much the plant species had migrated upslope during the last two centuries. Credit Photo: Naia Morueta-Holme Usage Restrictions May be used in relation to this news release 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.