A '''glacier''' is a large mass of slowly moving [[ice]] that flows over a land mass, shaping the landscape. Nearly all of the [[Earth]]'s glaciers exist in [[Antarctica]] and [[Greenland]]. | A '''glacier''' is a large mass of slowly moving [[ice]] that flows over a land mass, shaping the landscape. Nearly all of the [[Earth]]'s glaciers exist in [[Antarctica]] and [[Greenland]]. |