S4 Ep8: Drilling into the ice rift - with the RiPIce expedition to the Larsen C Ice Shelf

Every iceberg starts life attached to an ice shelf - until a crack travels deep through the ice and it breaks away. Predicting the way ice shelves will crack is still a major uncertainty in climate models. Cue an epic fieldwork project to the Larsen C Ice Shelf - featuring 'suture ice', hot water drilling, and some clever use of fibre optic cables. What's it like to camp out in the middle of the…