What Scientists Are Seeing Over Antarctica

NASA s Operation IceBridge has launched its Antarctic 2012 campaign, flying highpriority missions measuring polar ice from a base of operations at the tip of Patagonia on the Strait of Magellan. They have even made a return visit to the Pine Island Glacier, the site of last year s discovery of a massive rift in the ice. Sea ice doesn t always hold the allure of a massive ice sheet, or a crevassed blue glacier spilling between mountains, but it comes in array of shapes and sizes and has its own ephemeral b br, br,