
View larger. | A science mission called the Oceans Melting Greenland field campaign is flying NASA’s G-III aircraft at about 40,000 feet over Greenland. On a clear day, this altitude also provides a stunning perspective of one of the world’s two great ice sheets (the other is Antarctica). The flight Saturday, March 26, 2016, over the northeast coastline was one of those clear days. Read more about this image. Image via NASA.