My new favorite article

I live in Seattle.   I am surrounded by militant ecologists and vegetarians.  The fact that I have solar panels and no kids to offset my environmental sins does not seem to deter their derision.

Are plant-based diets environmentally friendly?

Growing fruit and vegetables doesn't produce as much greenhouse gas as raising cattle or livestock, the study confirms, but people who eat a primarily plant-based diet make up for that by eating more of those foods.

It's not just the caloric difference-  Eating Carbs Makes You Want To Eat More Carbs.