• Zimbabwean ecologist and rancher Allan Savory points to the carbon sequestration benefits of grazing cattle on grasslands as an environmental justification for continuing to raise and sell livestock. Credit: James Duncan Davidson, FlickrCC.

    Is Grass-fed Good Enough?

    Even though I know a vegetarian diet is better for the environment, I love cheeseburgers and a good steak every now and then. If I stick to grass-fed beef, can I live with myself environmentally? — Jeanine Smith, Hixson, TN Roddy Scheer & Doug Moss EarthTalk Yes and no,...