"Geography and Climate of Greenland." Exhibits the Greenland Ice Sheet, and states that it is the second-largest ice sheet in the world. The segment also summarizes the overall climate of Greenland.
"Ice on Earth: Icebergs." Witnesses icebergs in Iceland, and demonstrates how icebergs are the result of melting or retreating glaciers. The segment also briefly discusses how icebergs affect climate change.
"Greenland: Melting Ice." Scientists investigate the alarming rate at which Greenland's ice sheet is melting.
"Greenland's Melting Glaciers." Greenland's ice cap is melting at an alarming rate. Water from the melting glaciers flowing into moulins and falls to the bedrock below.
"Greenland: Arctic Rover Exploration." NASA's GROVER vehicle is set to explore the Arctic ice sheet.
"The Northern Lights." Features a video of the northern lights over Sweden. Scientists explain what causes the northern lights.
"Outer Space: The Northern Lights." The northern lights illuminate the northern night sky.
"Patrolling Greenland: Sled Dogs." Winter in Greenland, a territory of Denmark, must be patrolled by the Danish Special Forces to in order to maintain claim of the land. The Aurora Borealis lights up the night skies of Greenland.