NASA Takes You on a New Tour of the Cryosphere

Back in 2002, NASA created a film using satellite data that took viewers on a tour of Earth’s frozen regions. This year, NASA visualizers are taking viewers on a return trip to see how things have changed over the years."The Tour of the Cryosphere 2009" combines satellite imagery and state-of-the-art computer animation software to create a fact-filled and visually stunning tour that shows viewers