alt Hacker NewsOn a biological level, there'd be no problem providing a vegetarian diet for everyone. A healthful vegetarian diet is not hard to achieve, at least no harder than a healthful non-vegetarian diet.
From an infrastructure point of view, providing everyone vegetarian food sources overnight would not be possible, but that's not a realistic scenario. With a gradual transition, the transition would reduce overall resource use on basically all fronts, so there's no reason to expect extraordinary problems.
Of course, this is all theoretical unless people care enough to change their lifestyles.
Of course the reason that people don't care enough to change their lifestyles is because
> A healthful vegetarian diet is not hard to achieve, at least no harder than a healthful non-vegetarian diet.
Might be true but isn't sufficient
It's still way easier to have an omnivore diet than a strictly vegetarian one. Partly that's due to how society is currently structured, but people still ate meat long before society was structured this way. Because it was easier.