Why eating less can help the environment

An estimated 19 percent of total energy used in the USA is taken up in the production and supply of food. Currently, this mostly comes from non-renewable energy sources which are in short supply. It is therefore of paramount importance that ways of reducing this significant fuel consumption in the US food system are found. In a paper just published in the Springer journal Human Ecology, David Pimentel and his colleagues at Cornell University in New York set out a number of strategies which could potentially cut fossil energy fuel use in the food system by as much as 50 percent.

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