(3 programmes)
- 15 Jul 2009 19:00–20:00BBC HD1/8. The marine experts carry out pioneering science on the 20-metre-long sperm whale.
- 16 Jul 2009 19:00–20:00BBC HD2/8. Why are parts of the Southern Ocean warming twice as fast as the rest of Earth's oceans?
- 17 Jul 2009 19:00–20:00BBC HD3/8. The team explores the remote and unexplored Southern Red Sea, teeming with marine life.
