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Season 1 Episode
Earth: The Power of the Planet - Season 1 Episode 3 Ice
8.00 60 minutes Ice may be nothing more than frozen water but, as Iain explains, it holds extraordinary power. Descending 150m down a frozen waterfall, he sees a glacier in action from below and discovers why the huge Jacobshaven glacier is retreating, he shows how it shaped our past and may now threaten our future.
