Carbon-labelling

Organic fruit from Chile, grass-fed lamb from New Zealand, spring water from Fiji, and plastic toys from China all have one thing in common: they require a lot of fuel to make and to move from source to market. Food travels an average of fifteen hundred miles before it reaches an American plate. That ecological footprint is usually hidden from the consumer, who may only think about fuel consumption when standing at the gas pump. Tesco, the largest supermarket chain in Britain and one of the top five retailers in the world, aims to change that.

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