>>13334922It's inefficient in terms of land use and resources. With the amount of land and water needed to raise cattle you could feed more people by just growing corn or whatever.
In many cases they're feeding the cattle corn too instead of letting them graze, which is even less sustainable.
I'm not against eating meat at all, but we do have to find a way to do it sustainably and affordably. Human population reduction as
>>13334152 mentioned is the most effective method, but that's not likely to happen any time soon unless you believe the conspiracy theories.