Our birth rates are plummeting because we became wealthy. It always happens throughout history. The US and Europe for that matter are tons of corn,wheat, vegetables, and fruits for centuries. They were healthy as can be and fertility and birth rates skyrocketed. Let's try to stick to some facts instead of hyperbole. Speaking as someone who is a carnivore, and wife who is not, she is easily just as healthy as me, if not more, and she eats tons of veggies and fruits and wheat.