Volcanic pressure and deformation Submitted by Wilson Gonzalez-Espada on 26 November 2012 - 12:11pm Satellite images can detect deformation of terrestrial surfaces near the vicinity of volcanoes before traditional eruption signs can be detected.The original podcast and story are in Spanish. To review them, please click on the "Español" button below or the link at the top right of the page. Read more about Volcanic pressure and deformation Log in or register to post commentsEspañol