Healthy diet guidelines hard to swallow for greenies
16 Sep 2014

By TIM RADFORD.- The news is enough to make climate campaigners choke on their high-fibre breakfast cereal: if Americans adopted the dietary guidelines suggested by their own Department of Agriculture, greenhouse gas emissions would actually go up by 12 per cent.
And even if Americans did what dietary campaigners urge and restricted themselves to a healthier 2000 calories a day, gas would not fall significantly.
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