Environment
The measured cost of animal agriculture.
The measured environmental cost of animal agriculture — greenhouse gas emissions, land use, water and biodiversity — and how plant-based alternatives compare on the same metrics.

Why would someone be vegan? The real reasons people switch
Health is the reason people name most often, and it is the weakest of the three. What the prospective data says about why people switch, and what each argument is worth.

The real cons of a vegan diet: an honest accounting
Every version of this question treats planning as a defect of plant-based eating. Animal foods are planned too, at the feed mill, by someone else. What the evidence shows, and the five rules that settle it.

What is vegan leather made of, and is it better?
The label tells you no animal died. It tells you nothing about what the material is, and the answer is usually plastic, including in the plant-based options.
