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                                                    Flying the Grounding Line in Antarctica
                                                 
                                                    
                                                        |   | Flying the Grounding Line in Antarctica 
                                                                Scientists use gravity to look below the ice and several instruments to sample the Antarctic air. Also: See mountain ranges rolling by and a fly low over Pine Island Glacier.  credit:  NASA
                                                             
                                                                
                                                                
                                                                
                                                                    Video Length: 0
                                                                 
                                                                    Date Found: November 10, 2009
                                                                 
                                                                    Date Produced: November 10, 2009
                                                                 
                                                                    View Count: 0
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