the scientists spot a mouth-free zone, pretty unusual. with great precision, that i have to drop a probe into that pond. drop, drop, drop, 14 away. i see water. reporter: bulls eye. it is perfect. i saw it, yeah. oh, wow. i see it. reporter: but the readouts they get are troubling. the warm waters are being able to be in direct contact with the ice. over the entire face. supercharge melting. r. wh reporter: what you are seeing sheer not the glacier, itself, it s the ice that s lost in the past few days. it is absolutely awe inspiring to see the size of this glacier, to see how much ice is coming off that glacier, that s obviously going to be the world s ocean. reporter: and it s not just this glacier. the ice melt has been super charged in all of greenland,