This article makes arguments that I don't think hold up under full scrutiny.

I think it is argued far better in the below article, including the top comment there:

https://medium.com/@drewfrench/grass-fed-beef-the-most-vegan...

The counter tends to be that there just isn't enough land for this and it's inefficient, but that is addressed clearly in the statements that managed properly with land allowed to go fallow, it is regenerative and therefore mostly still ecologically useful vs the complete destruction of land required for crops.

Sounds a bit panicky. But try converting the population to vegans.. There are possible alternatives though, like this: https://en.m.wikipedia.org/wiki/Cultured_meat