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How Mars is greening pet food with bycatch and grain

Marc Gunther, GreenBiz.com
31 July 2015

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Pets are people too, or at least that's how Americans feed them - and the excess meat and fish dogs and cats eat are a sustainability problem

The United States is home to 85.8 million cats and 77.8 million dogs. They all have to eat. And that's a problem - particularly when owners decide to feed their pets as if they were people. The environmental...