Notice that man made global warming enthusiasts never mention methane are the meat industry at all?
The same food that feeds 200 beef cows can feed 2000 people without the by products of ground, air and water pollution and overall resource sucking.
There is far less to worry about on the over population front if the world lived on plants. Also the health issues that feed the health scare industry would all but disappear
I like what people do as much as I like anything but as a whole… we suck