Home > Our Planet > What Is Hidden Under The Greenland Ice Sheet? What Is Hidden Under The Greenland Ice Sheet? Our Planet Share on Pinterest In the Ted talk, Glaciologist Kristin Poinar discusses recent discoveries about the Greenland ice sheet. This ice sheet is massive and melting. Advanced technology is revealing its secrets. Find out what they’ve found hidden under the ice. Share on Pinterest Related Posts 10 Mysterious Extinct Human Species How Far Away From Everyone Can You Get? 7 Ocean Mysteries – Things We Don’t Know Yet The Five Biggest Trees on Earth How Big Is The Atmosphere?