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                        15/11/2007
Charlotte Green investigates a new logo that is beginning to appear on some food labels as part of a pilot scheme from the Carbon Trust, telling us the product's carbon footprint.
Last on
            Thu 15 Nov 2007
            05:45
        
        ÃÛÑ¿´«Ã½ Radio 4
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- Thu 15 Nov 2007 05:45ÃÛÑ¿´«Ã½ Radio 4
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