Massive summer melting on East Antarctica's Amery Ice Shelf is seen from NASA's Landsat 4 satellite. The image shows about 520 square miles. | NASA

Streams of Meltwater Are Running Across Antarctica

The rivers are as long as 50 miles, and could exacerbate the deterioration of ice shelves that's already occurring due to warming ocean temperatures. 

Published On 04/19/2017
1:24 PM EDT