Andes Mountains (IMAGE) University of Texas at Austin Caption High mountain ranges such as the Andes are formed near subduction zones where one plate is forced under another. Eroding mountains and subducting seafloor could be elements of a self-regulating mechanism modulating the speed of continental movement. Credit Nicolas Prieto on Unsplash Usage Restrictions Include photo credit 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.