entire valley was frozen. as recently as the 80s they ve built this visitor centre because you can still see the glacier in the valley. since then it has completely retreated around the corner and you can t see it at all. these days if you want to see the eyes it is now a tough hike up and over a high pass. this is all that remains of the once mighty glacier. and mountain glaciers arejust mighty glacier. and mountain glaciers are just melting here mighty glacier. and mountain glaciers arejust melting here in alaska, they are melting all over the world. potentially affecting millions of people who depend on ice for their water supply. ii rare millions of people who depend on ice for their water supply. for their water supply. if we do have glaciers. for their water supply. if we do have glaciers, went for their water supply. if we do have glaciers, went up - for their water supply. if we do have glaciers, went up the i for their water supply. if we do | have glaciers, went up the n