You're linking to a website with a clear agenda, hardly a reliable source. First off, who are the billionaire ranchers and secondly, why would it be wrong for them to exist (since they exist for every other major industry, too, including tech).

- Farm land for vegetables takes up MASSIVE amounts of space, and it's not the same as leaving that land to nature and wildlife - Animals have to be killed in the production of veggie farms, from pesticides to rodents - Water doesn't get "used" up when you feed cattle with it. It goes through the same cycle it has for billions of years for all the other animal life on this planet. What gives? - Factory farms are more common for vegetables than they are for cattle, and it's not like the harvesters are getting paid any more than the ranchers. They're often paid less. 91% of cattle ranches are family owned (https://www.nass.usda.gov/Publications/Highlights/2015/Cattl...)