This film illustrates how a revolution in one of the most basic of all human enterprises – the making of maps – is shedding new light on our planet's evolution as global temperatures rise. This original MagellanTV documentary explores the dynamic processes causing glaciers in Greenland and Antarctica to melt, and shows how rising seas could threaten coastlines around the world.

• MagellanTV
• Thomas Lucas Productions, Inc.
• January LaVoy