Mount St. Helens Volcano Versus Glacier | Video

This video shows time-lapse changes as the lava dome pushes on the growing Crater Glacier from '04-'12 at Mount St. Helens in Washington state. The digital elevation models images were created from aerial photographs and GPS ground measurements.



via LiveScience.com http://www.livescience.com/26721-mount-st-helens-volcano-versus-glacier-video.html