Undiscovered Worlds with Steve Backshall: Arctic (Part 2)

The explorer sets out to become the first person to reach the summit of a mountain in Greenland's Arctic wilderness. This already dangerous expedition is made all the more treacherous by the impact of climate change, as rising temperatures in the Arctic cause the ice sheets to melt. He must also brave rivers of freezing meltwater, quicksand, and treacherous glacial ice