poore-nemecek 2018 found no such thing.

from your article:

That said, other areas of life are a bigger source of greenhouse gases — for instance the transport and aviation sector. Driving 10,000 kilometers (6,000 miles) a year causes over 2 tons in CO2 equivalents, as does a round-trip flight from Europe to New York. That figure doubles when you fly from Europe to Asia or South America.

cattle only eat some 7% of the global soy crop.

https://assets.ourworldindata.org/uploads/2021/02/Global-soy-production-to-end-use-768x554.png

if it won’t work, why would anyone do it?

this assumes the industry stops.

all of agriculture is only about 20%. animal agriculture is just a facet of that

that paper isn’t all it’s cracked up to be