Semi-vegan diet can be a healthy step in 2012

If eating healthier is a 2012 resolution, one easy answer is moving toward a plant-based diet, writes Mark Bittman. Vegan diets may not yet be mainstream, but many dishes are becoming favorites, so adopting a semi-vegan model can work, even if it is just one day a week, Bittman writes. The New York Times (tiered subscription model) (12/29)