In short, it’s inefficient and it turns out we’re not designed to drink cow’s milk anyway. Our culture has to change to more suitable foods (even as delicious as beef is), or at the very least, moderate and ration it’s consumption. It’s a huge change, just like switching to a standing desk, but it’s clear this is the way forward.
All meats were not born equal.
“… an estimated 30 percent of the earth’s ice-free land is directly or indirectly involved in livestock production, according to the United Nation’s Food and Agriculture Organization, which also estimates that livestock production generates nearly a fifth of the world’s greenhouse gases — more than transportation.”*