> no, it is not a necessity to raise and slaughter animals. You can survive just fine on an entirely plant-based diet. It's detrimental to the world which is literally on fire right now.
Surviving purely on plant based diet and remaining in your top form will require more than stop eating meat and solving
- Cost
- Availability
- Education
and few more major issues. That is for consumers only, corporations have different problems. They won't suddenly disappear and if they did, it might become a problem for you indirectly through state.
> the population increases and countries like China raise the demand exponentially.
Population is declining everywhere except Africa and some odd balls.
> there is no way to humanely raise an animal only to kill it unjustifiably.
That depends entirely on you. Although I agree humanely way to kill is more of a need for humans than animals, it seems.