Severe weather systems in three different regions of Antarctica threaten all teams in the field, put Scott Base on lockdown, and halt all flights coming in or out.

Originally released by National Geographic Digital Media, 2016. Streaming video file encoded with permission for digital streaming by Infobase on May 17, 2017.

Not Fit For Human Life—Introduction (5:20); --Antarctic Peninsula (4:50); -- USCG Cutter Polar Star (4:25); -- Ross Ice Shelf Team (3:29); -- Mechanical Problems on the Ice Shelf (3:07); -- Extreme Weather (4:04); -- Recovering the Puma (4:43); -- Condition One Storm (2:20); -- Searching for Minke Whales (5:29); -- Lost in the Sea Ice (2:08); -- Scott Base Resupply (4:44); -- Sheltering through the Storm (2:24); .