Oceans: Atlantic Ocean

BBC FOUR

Tuesday 14 March 2017  00:25 - 01:25 (60 mins)
4/8. Atlantic Ocean: The team makes a dangerous dive into a 'black hole' in the Atlantic Ocean to discover how different earth's earliest oceans were 3.5 billion years ago. Also in HD. [AD,S]

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Oceans: Atlantic Ocean (BBC FOUR) Tuesday 14 March 2017 00:25 - 01:25