For most countries around the world, sourcing energy entirely from wind, solar, geothermal, and hydropower by 2050 would reduce their energy needs and costs, improve air quality, and help slow climate change, according to a study in Environmental Science & Technology.
That’s the opinion of one of the authors of the study. it is not a substantiated by the study itself.
Its not just one. This is pretty common knowledge among people in their field. These are specialists in their field, their opinions don’t just come from nothing, they are informed by information from the studies.
https://www.livekindly.com/scientists-say-going-vegan-help-save-planet/
https://www.livekindly.com/eating-vegan-is-the-most-effective-way-to-combat-climate-change-says-largest-ever-food-production-analysis/
your first link doesn’t speak to your claim at all. your second link depends on the same author.
Here’s a link to the research article itself with all the data from which they drew their conclusion: https://josephpoore.com/Science 360 6392 987 - Accepted Manuscript.pdf
they are misusing the LCA data. since it was gathered through disparate methodologies, it can’t be combined as they have done.
edit: regardless, this paper doesn’t support the claim you made.
Here you go, this one does. and it’s peer-reviewed.
https://plantbasednews.org/news/environment/animal-ag-leading-cause-climate-change/