Anti-vegan propaganda? The source of the information is the UN and one of the articles is from Scientific American. Also, all forms of agriculture, cattle and crops, contribute to the degradation of soil.
Of course, biotechnology with microbe-grown meat and hydroponics for plants will be much more commonplace. But could that sustain the entire world population?
The human population will come down. The effects of climate change and food scarcity will result in that. I reckon, at best, western governments will turn a blind eye when the world's poorest are hit first. And at worst, there will be wars to cover up or allow large sections of the population to wiped out. I do believe that we entering that stage now.
Also, most of this research came out in 2012, which is nearly a decade and brings us down to 50 years. For my part, I will be switching to organic food and will support schemes that allow food producers to be tracked so you can see which farms use sustainable methods.