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Journey to Tahrir
Richard Wilson travels to the West Antarctic Ice Shelf to see the work of the British scientists who are investigating changes to the shape of the ice - and the possible consequences for our world.
Last on
Sun 26 Jun 2011
13:30GMT
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- Sat 25 Jun 2011 04:30GMT
- Sat 25 Jun 2011 13:30GMT
- Sat 25 Jun 2011 20:30GMT
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- Sun 26 Jun 2011 13:30GMT