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Before and After: Calving of the Sulzberger Ice Shelf

Satellite imagery from NASA and ESA show the Sulzberger Ice Shelf in Antarctica before and after being calved by a tsunami in March 2011.


Produced by the Space Telescope Science Institute’s Office of Public Outreach in collaboration with the NASA Earth Observatory.

·       Globe animation: STScI
·       Envisat images of icebergs: European Space Agency
·       Visualization of tsunami waves on March 11, 2011: NOAA

Written by Leah Ramsay
Designed by Dani Player and Leah Hustak
Editorial and design input from Margaret W. Carruthers, Timothy Rhue II, John Godfrey, and Claire Blome
Music courtesy of Associated Production Music


All narration is presented in text form within the video. In addition, a full transcript will be available in the Library in the near future. Check back soon!