I heard something to do with Nitrogen and …cow farts(?) I am really unsure of this and would like to learn more.
Answer -
4 Parts
- Ethical reason for consuming animals
- Methane produced by cows are a harmful greenhouse gas which is contributing to our current climate crisis
- Health Reasons - there is convincing evidence that processed meats cause cancer
- it takes a lot more calories of plant food to produce the calories we would consume from the meat.
Details about the answers are in the comments
No, we had cotton before we had 1billion cows, and it was working fine. We had corn before we had 1 billion cows and we were doing fine.
And other regions in the world have crops and never needed mega-herds of cows to deal with by-products.
We don’t need more cars because of all the oil we extract. If we don’t need oil, we’ll stop extracting oil. That’s not speculation.