
In AntarcticaSource: Ice Waves @ Slightlywarped.com(if you know where to look) you will find these strange formations that look like giant waves frozen in place. Actually, these beautiful formations are caused by glaciers
and earthquakes
. Over time, snow compacts into a single frozen mass and the increasing pressure squeezes all of the air out of the ice. Since blue is the only color of the spectrum that air-free ice reflects, that is where the color comes from.
