• Scout the dog, rescued by Rondout Valley Animals for Adoption, Accord, NY; photo: Jay Blotcher

    Cutting carbon emissions is complex. And there are a lot of myths and misinformation out there. The effective impact of some actions--reusing your grocery bags, for instance--is relatively low. Other methods, things that many people never even consider, are considerably more effective. For instance, did you know that over its lifetime, a medium-sized dog has the carbon footprint of driving 10,000 miles in a large sport utility vehicle with low fuel efficiency (say, 14 mpg)? That's the conclusion of a new book, Time to Eat the Dog? The Real Guide to Sustainable Living, whose authors have...

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