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18/11/2009

Anna Hill hears that the world's largest dairy is to be built in London. Plus, straw houses could be the future, benefitting farmers and the environment. Trials are underway in Bath, subjecting these eco-friendly buildings to fire, wind and ice.

15 minutes

Last on

Wed 18 Nov 2009 05:45

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  • Wed 18 Nov 2009 05:45

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