Support WBURSome Of The Oldest Ice In The Arctic Is Now Breaking ApartPlay01:59Download AudioChristopher JoyceAugust 23, 2018 ShareSea ice is seen from NASA's Operation IceBridge research aircraft off the northwest coast of Greenland on March 30, 2017. (Mario Tama/Getty Images)
Sea ice is seen from NASA's Operation IceBridge research aircraft off the northwest coast of Greenland on March 30, 2017. (Mario Tama/Getty Images)