Studies have shown that people who eat a meat-heavy diet can reduce their food-related footprint by one third or more by moving to a vegan diet.

研究表明，吃肉较多的人可以通过转向纯素饮食将食物相关的生态足迹减少三分之一或更多。

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While there’s no data on vegan diets, one study found that vegetarian diets used 2.9 times less water and 2.5 times less energy in food production than a diet containing meat and poultry.

尽管绝对的素食主义者的饮食没有数据参考，但是一项研究发现素食主义者的饮食与食肉者得饮食相比，饮水减少2.9倍，食物产能少2.5倍。

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Although your child may not eat three well balanced meals each day, as long as it balances out over a one or two week period, with foods from all of the food groups, then he likely has a healthy diet.

虽然您的孩子可能不会每天三顿营养均衡，但只要在了一个或两个星期内所吃的食物来自不同的食物组，那么他很可能有一个健康的饮食习惯。

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One thing to consider is that many people feel better on a gluten free diet because they are eating less food overall (due to fewer choices) and cutting out most sources of refined grains, both of which are a good idea even if you don't have gluten issues.

CNN: Are there degrees of gluten sensitivity?