Pushing people to change their diets on behalf of the planet is twitchy stuff. People take what they eat very personally. Culture, habit and family traditions can feel under assault.
While it’s true that a significant amount of greenhouse gases come from animal ag (eg, from manure slurry ponds , cow farts/burps and forests turned into grassland), it matters how the animals are raised, where they are raised and most of all, what happens to the land and the communities if the ranches go under.
If we all stopped eating beef, what would happen to the land? - Popular Science